Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung tuan » trung thanh, trung tam, tran tuan
hoc thieu » toc thieu
tuan hung » tran hung, luan hung, tuan dung
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
toan tap » toan ban

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) or (hoc hien)) xanh - thanh trung tuan hung ((cong tan) OR (cong san)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (hoc hien)) xanh - thanh trung tuan hung ((cong tan) OR (cong san)) toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (hoc hien)) xanh - thanh trung tuan hung ((cong tan) OR (cong san)) toan tap".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (hoc hien)) xanh - thanh trung tuan hung ((cong tan) OR (cong san)) toan tap*.