Perhaps you should try some spelling variations:
chieu tinh » lieu tinh, chau tinh, che tinh
kieu tinh » lieu tinh, diep tinh, bien tinh
hanh tang » hanh trang, anh tang, hanh mang
cua trong » cua truong, cua trung, qua trong
tang cua » mang cua, hang cua, tang luan
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 (kieu tinh))) or (trieu tinh)) - hanh tang cua trong cong tac quan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((chieu tinh) OR (kieu tinh))) OR (trieu tinh)) - hanh tang cua trong cong tac quan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((((chieu tinh) or (kieu tinh))) or (trieu tinh)) - hanh tang cua trong cong tac quan ban*.