Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
dang vatn » dang van, dong vat, tang van
chu manh » ho manh, chu han, chu van
dang vat » dang van, dong vat, dang nhat
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban
toan tap » toan ban
cho chu » cho thue

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho chu manh - anh ((dang vat) or (dang vatn)) nhung cong tan ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chu manh - anh ((dang vat) OR (dang vatn)) nhung cong tan ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: cho chu manh - anh ((dang vat) or (dang vatn)) nhung cong tan ((toan cao) or (toan tap))*.