Perhaps you should try some spelling variations:
thong thuong » thong thong, hang thuong, cong thuong
doi chieu » doc hieu, doi chi, mot chieu
tac thong » tac thuong, tac trong, tac chong
ho chieu » theo chieu, hoc thieu, mot chieu
cong tac » cong ty
van van » van ban, tan van, van vat
san van » tan van, luan van, tran van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (doi chieu)) tinh - thanh cong tac thong thuong ((van van) or (san van)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) tinh - thanh cong tac thong thuong ((van van) OR (san van)) ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chieu)) tinh - thanh cong tac thong thuong ((van van) or (san van)) ban*.