Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
theo chu » theo chieu, cho chu, theo yeu
chao chu » cho chu, cua chu, cao cho
tranh va » tranh van, trang va, trinh va
cong tan » cong tac, cong san, cong ty
toan ban » van ban
va dung » van dung, va duong, vat dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chu) or (chao chu)) xanh - canh tranh va dung ((cong tan) or (cong thanh)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chu) OR (chao chu)) xanh - canh tranh va dung ((cong tan) OR (cong thanh)) toan ban.
• Adding a wildcard symbol may retrieve word variants: ((theo chu) or (chao chu)) xanh - canh tranh va dung ((cong tan) or (cong thanh)) toan ban*.