Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
luan hung » luan chung, lan hung, luan ung
theo chu » theo chieu, cho chu, chao chu
chu nang » chuc nang, chua nang, cuu nang
cong dan » cong san, cong tan, cong dong
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu nang - hanh tang luan hung ((((cong dan) or (huong dan))) or (cong thanh)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu nang - hanh tang luan hung ((((cong dan) OR (huong dan))) OR (cong thanh)) phan cau.
• Adding a wildcard symbol may retrieve word variants: theo chu nang - hanh tang luan hung ((((cong dan) or (huong dan))) or (cong thanh)) phan cau*.