khoa học kỹ thuật 
science and technology [ khoa ] : subject of study, specialty; classifier for exams, course
[ học ] : to study, learn (how to); field of study
[ kỹ ] : (1) carefully; careful, thorough; (2) prostitute; (3) skillful
[ thuật ] : to tell, report
Most Common Compounds Set 1:
Most Common Compounds Set 2 :