Perhaps you should try some spelling variations:
thanh chau » thanh cha, thanh cham, thanh chu
canh manh » lanh manh, canh tranh, cach mang
dong cong » duong cong, dung cong, dang cong
thanh cau » thanh mau, nhanh cau, thanh ca
doc hieu » toc thieu, hoc thieu
manh cua » doanh cua, ban cua
cua dong » chua dong, cua cong, cua dang
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) OR (hoc hien)) xanh - canh manh cua dong cong san ((thanh cau) or (thanh chau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (hoc hien)) xanh - canh manh cua dong cong san ((thanh cau) OR (thanh chau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc hieu) OR (hoc hien)) xanh - canh manh cua dong cong san ((thanh cau) or (thanh chau))".
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) OR (hoc hien)) xanh - canh manh cua dong cong san ((thanh cau) or (thanh chau))*.