Perhaps you should try some spelling variations:
hieu manh » chieu xanh, hieu nganh, dieu hanh
chau tinh » cuu tinh, ha tinh, cua tinh
trung cua » truong cua, trung tuan, dung cua
trung cap » truong cao, trung tam
tong cong » trong cong, cong cong, dung cong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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

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