Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
truong va » truong dai, truong cao, truong dao
trung va » trang va, trung ha, trung tam
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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

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