Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, kieu tinh
hanh trung » thanh trung, hanh trang, manh trung
chau tinh » cuu tinh, ha tinh, cua tinh
trung cua » truong cua, trung tuan, trung cap
cong cong » cong dong, trong cong, dung cong
cong tac » cong ty
quan ban » quang ban, qua ban, quan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu tinh) or (chau tinh)) - hanh trung cua cong cong tac quan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu tinh) OR (chau tinh)) - hanh trung cua cong cong tac quan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu tinh) or (chau tinh)) - hanh trung cua cong cong tac quan ban*.