Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
trung cua » truong cua, trung tuan, trung cap
dung cong » dung trong
thanh lap » thanh san, phan lap, thanh hai
doc hieu » toc thieu, hoc thieu, hoc hien
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
phan cau » phan dau, phan cac, phan tu

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 (theo tieu)) xanh - hanh trung cua dung cong dan ((phan cau) or (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (theo tieu)) xanh - hanh trung cua dung cong dan ((phan cau) OR (thanh lap)).
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (theo tieu)) xanh - hanh trung cua dung cong dan ((phan cau) or (thanh lap))*.