... to make a detailed study of linguistic exact and deep understanding of the way of using words and writing features of EIUFs and VIUFs in terms of lexical, syntactic, and semantic sentences in ... standards are increasing features of instructions for use of foodstuffs in English and Vietnamese According to Maslow [64], human needs form a pyramid-shaped This study also considers these aspects ... possibility as “may”, “can” are more certain than directives (requesting, explaining and warning) are found to be used a lot “may” Meanwhile, its equivalent of “can” and “may” in Vietnamese in both languages...