Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, chieu xanh
trieu minh » trieu tinh, trien minh, trien kinh
manh trung » manh tung, thanh trung, manh hung
trung tuan » trung thanh, trung tam, tran tuan
tuan dung » tuan duong, tran dung, tan dung
dung cong » dung trong
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cao » toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu manh) OR (trieu minh)) - manh trung tuan dung cong san toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu manh) OR (trieu minh)) - manh trung tuan dung cong san toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu manh) OR (trieu minh)) - manh trung tuan dung cong san toan cao*.