Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
trung cua » truong cua, trung tuan, trung cap
doc hieu » hoc thieu, hoc hien
ban cong » bang cong, van cong, phan cong
cong dan » cong san, cong tan, huong dan
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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 (toc thieu)) tinh - hanh trung cua ban cong dan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (toc thieu)) tinh - hanh trung cua ban cong dan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (toc thieu)) tinh - hanh trung cua ban cong dan ((toan cau) or (toan cao))*.