Perhaps you should try some spelling variations:
nhung dong » nhung don, nhung cong, nhung dung
doi chieu » doc hieu, doi chi, mot chieu
canh tran » canh tranh, hanh trang, banh trang
van nhung » van nhuong, va nhung, van hung
nam thang » nam thanh, nam trong, nam trung
ho chieu » theo chieu, hoc thieu, mot chieu
tran van » luan van
nam tang » nham tang, dam tang, nam tan

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)) xanh - canh tran van nhung dong ((nam tang) OR (nam thang)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) xanh - canh tran van nhung dong ((nam tang) OR (nam thang)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (doi chieu)) xanh - canh tran van nhung dong ((nam tang) OR (nam thang)) ban".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chieu)) xanh - canh tran van nhung dong ((nam tang) OR (nam thang)) ban*.