Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
ho chieu » theo chieu, hoc thieu, doi chieu
tranh va » tranh van, trang va, trinh va
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan tap
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: ((ho chieu) or (cho chu)) xanh - canh tranh va nhung cong dan than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (cho chu)) xanh - canh tranh va nhung cong dan than tap.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (cho chu)) xanh - canh tranh va nhung cong dan than tap*.