Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
quan truong » quang truong, quan trong, xuan truong
doi chieu » doi chi, ho chieu, mot chieu
thanh ban » thanh san, thanh van, thanh bai
thanh bac » nhanh bac, thanh bai, thanh san
doc hieu » toc thieu, hoc thieu, hoc hien
cong san » cong tac
san tran » tan tran, ban tran, dang tran
tran cao » toan cao, tran chau, trang cho

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 (doc hieu)) xanh - ((thanh ban) OR (thanh bac)) quan truong cong san tran cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doc hieu)) xanh - ((thanh ban) OR (thanh bac)) quan truong cong san tran cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (doc hieu)) xanh - ((thanh ban) OR (thanh bac)) quan truong cong san tran cao*".