Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
thuat hung » thuat dung, thuat xung, thuat chuong
hoc chinh » hoan chinh, hoc sinh, hoc kinh
thuat ung » thuat dung, thuat xung, thuat song
cong tac » cong ty
toan cao » toan tap
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: hoc chinh sach - hanh trung ((thuat hung) or (thuat ung)) cong tac ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chinh sach - hanh trung ((thuat hung) OR (thuat ung)) cong tac ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc chinh sach - hanh trung ((thuat hung) or (thuat ung)) cong tac ((toan cao) or (toan ban))*.