Perhaps you should try some spelling variations:
thanh trung » thanh tung
hoc thieu » toc thieu, hoc hien
doc hieu » toc thieu, hoc hien
cua dong » chua dong, cua cong, cua nong
cua dang » cua cong, cua ban
cong dan » cong san, cong tan, huong dan
dan hanh » dang hanh, dan khanh, dan thanh
hanh cac » hang cac, hanh cat, hanh cham

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 thieu)) xanh - thanh trung ((cua dong) OR (cua dang)) cong dan hanh cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (hoc thieu)) xanh - thanh trung ((cua dong) OR (cua dang)) cong dan hanh cac*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc hieu) or (hoc thieu)) xanh - thanh trung ((cua dong) OR (cua dang)) cong dan hanh cac*".