Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
quang dung » quang trung, ung dung, cuong dung
cang thang » dang thanh
cong thanh » dong thanh, cong trinh, cong tan
mot chieu » ho chieu
doi chieu » doc hieu, doi chi, ho chieu
dung cong » dung trong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (doi chieu)) xanh - thanh tran quang dung cong ((cang thang) OR (cong thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (doi chieu)) xanh - thanh tran quang dung cong ((cang thang) OR (cong thanh)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((mot chieu) or (doi chieu)) xanh - thanh tran quang dung cong ((cang thang) OR (cong thanh)) cau".
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (doi chieu)) xanh - thanh tran quang dung cong ((cang thang) OR (cong thanh)) cau*.