Perhaps you should try some spelling variations:
tieu tinh » trieu tinh, tieu trinh, lieu tinh
hanh tang » hanh trang, hanh mang, hanh tung
dang cong » dung cong
anh tang » anh bang, anh dang, anh nang
cua dang » cua cong, cua ban
cong tac » cong ty
toan cau » toan cao, toan tap, toan tai
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) or (anh tang)) cua dang cong tac ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu tinh - ((hanh tang) OR (anh tang)) cua dang cong tac ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo tieu tinh - ((hanh tang) or (anh tang)) cua dang cong tac ((toan cau) or (toan ban))*.