Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, kieu tinh
chau tinh » cuu tinh, ha tinh, cua tinh
trung cap » truong cao, trung tam
tran tuan » tran xuan, tran quang, tran thanh
ban cong » bang cong, van cong, phan cong
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, ran cau

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

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