Perhaps you should try some spelling variations:
theo lieu » theo tieu, theo chieu, theo yeu
lieu tinh » trieu tinh, diep tinh, bien tinh
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
luan han » luan hoan, luan phan, luan van
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan tap » toan 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 lieu tinh - hanh tang luan han ((cong dan) or (cong tan)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo lieu tinh - hanh tang luan han ((cong dan) OR (cong tan)) toan tap*.