INTRODUCTION. During the forty-five years of the Guru's teaching, after his death he left us with a huge grammar legacy, recited by his disciples and recorded in writing. Until today, we know through the three organs of the Sanskrit and Northern tradition of the two language families sanskrite (Han organs) and Pāli (Pāli organs).. These two organs currently represent the later development of Buddhism, Mahayana and Hinayana. The teachings given by the Guru are not except for the purpose of giving the joy to save suffering to bring the joy of the liberated Nirvana, even though the heavenly sutras are developed from his basic teachings, but the meaning of they are still not out of the meaning of the basic teachings from the Guru through the Twelve conditions and conditions, the Four Truths and the Thirty-seven auxiliary items. Here we try to synthesize through the two views Mahayana and Hinayana according to their realization and realization in similar places depending on their cognitive bases that explain the underlying teachings. this version. With the dual conditions he discovered the main cause of the circle of arising and ceasing the suffering of samsara. According to the reversible method of contemplation, that is, the contemplation of the movement and completion of the two causes of conditions and conditions. For 49 days and nights he sat thinking under the shade of the Bodhi tree without exception. The problem of birth, old age, sickness, and death was posed by him as a prerequisite for how to know where the human problem was born? And when will death go? This is the basic teaching of the Buddha's basic teachings on the external connotations in explaining all causal phenomena that arise and change of human beings and the universe, which he expands in time and space. of the three lives according to the law of cause and effect, through the perception of contemplation that flows and ceases according to dependent origination consciousness, also known as dependent origination. With the Four Noble Truths is the basic underlying teaching that is used to explain all cosmic human phenomena inducted from the ten dual conditions, is the only middle way of liberating samsara, are the general teachings. on the bulk of the original teachings of the Buddha for both the Hinayana and the later Mahayana. With the four categories of body, feeling, mind and dhamma are the places where practitioners focus their mindfulness on one of these four points when practicing, the purpose is to guard against and, to suspend, the arising of false thoughts. These are the four types of methods used to attain the truth in the Theravada Buddhist practice taught by the Master. With these four Chiefs, practitioners are diligent (need) to be able to eliminate (paragraph ).evil and all our indolent concessions in doing good. With these four meditation methods, which are the four means to help one achieve the attainment of Samadhi (samadhi) .With the five bases which are the basis of the ability to produce and increase kamma, the five forces it is the power to stop and eliminate the forces of ignorance and negative negativity, and to effect the abilities to promote good dhammas. With seven mind-like dhammas capable of supporting conditions in developing enlightened wisdom for the practitioner to attain nirvana of relief. And finally, these eight true paths are a precise way for them to lead to Nirvana liberation, which is the shortest way to bring the practitioner to calm and tranquility, which is the path told by the master the first time after he a director at the Deer park for years he Parivrajikas you cultivate his earlier to avoid two attitudes extremes between suffering (ascetic) and, pleasure (happy) put practitioners to the Middle Way do not get stuck on either side. To summarize from these basic dharma s are developed by the Guru into immeasurable dharma methods to deal with the infinite amount of defilements obtained from beings through the creation of body, speech, and mind to create suffering karma for results in the three realms of the six paths. That is the way of contemplating the flow of transmigration arising in samsara and, on the contrary, contemplating the complete cessation of samsara through the methods of practice like the dharma teachings taught by the Master as above, which is called complete destruction of the shop; they are also the shortest path to the Middle Way to bring the practitioner to the liberation of all attachments of suffering, to have all the happiness in life through the state of Nirvana.END=NAM MO SHAKYAMUNI BUDDHA.( 3 TIMES ).GOLDEN AMITABHA MONASTERY=VIETNAMESE BUDDHIST NUN=THICH CHAN TANH.AUSTRALIA,SYDNEY.20/3/2021.VIETNAMESE TRANSLATE ENGLISH BY=VIETNAMESE BUDDHIST NUN=THICH CHAN TANH.