Perhaps you should try some spelling variations:
manh trung » manh tung, thanh trung, manh hung
hieu manh » chieu xanh, hieu nganh, dieu hanh
hieu lang » chieu sang, hieu quang, nhieu tang
trung cua » truong cua, trung tuan, trung cap
dang cong » dung cong
cua dang » cua cong, cua ban
cong dan » cong san, cong tan, huong dan
than cao » toan cao, thai cao, than sao
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hieu manh) or (hieu lang)) - manh trung cua dang cong dan ((than cao) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu manh) OR (hieu lang)) - manh trung cua dang cong dan ((than cao) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu manh) or (hieu lang)) - manh trung cua dang cong dan ((than cao) or (than cap))*.