Perhaps you should try some spelling variations:
thanh tinh » thanh binh, nhanh tinh, than kinh
toan luong » toan uong, toan thuong, tien luong
cong thanh » dong thanh, cong trinh, truong thanh
doi chieu » doc hieu, doi chi, mot chieu
ho chieu » theo chieu, hoc thieu, mot chieu
cong tan » cong tac, cong san, cong ty
tran ban » tranh ban, tran van, 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: ((doi chieu) or (ho chieu)) sang - thanh tinh toan luong ((cong tan) OR (cong thanh)) tran ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (ho chieu)) sang - thanh tinh toan luong ((cong tan) OR (cong thanh)) tran ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (ho chieu)) sang - thanh tinh toan luong ((cong tan) OR (cong thanh)) tran ban".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (ho chieu)) sang - thanh tinh toan luong ((cong tan) OR (cong thanh)) tran ban*.