Perhaps you should try some spelling variations:
tieu tinh » trieu tinh, tieu trinh, lieu tinh
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
tang cua » mang cua, hang cua, tang luan
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu tinh - hanh tang cua nhung ((cong tan) or (cong san)) ((toan ban) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu tinh - hanh tang cua nhung ((cong tan) OR (cong san)) ((toan ban) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: theo tieu tinh - hanh tang cua nhung ((cong tan) or (cong san)) ((toan ban) or (toan tap))*.