Perhaps you should try some spelling variations:
thanh tung » thanh cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
chan dung » van dung, dan dung
doc hieu » toc thieu, hoc thieu, hoc hien
cap dung » ap dung, cao dung, cach dung
tan toan » tan tran, tap toan, van toan
van tuan » van quan, van ban, anh tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu manh - thanh tung ((cap dung) or (chan dung)) cong ((tan toan) or (van tuan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu manh - thanh tung ((cap dung) OR (chan dung)) cong ((tan toan) OR (van tuan)) cao.
• Adding a wildcard symbol may retrieve word variants: doc hieu manh - thanh tung ((cap dung) or (chan dung)) cong ((tan toan) or (van tuan)) cao*.