Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
manh trung » manh tung, thanh trung, manh hung
doi chieu » doc hieu, doi chi, ho chieu
chua nang » chuc nang, chua xang, cuu nang
kha nang » phap nang, ky nang, ki nang
cong san » cong tac
san quan » van quan, ban quan, dan quan
quan ban » quang ban, qua ban, quan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu tinh - manh trung ((chua nang) or (kha nang)) cong san quan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - manh trung ((chua nang) OR (kha nang)) cong san quan ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - manh trung ((chua nang) or (kha nang)) cong san quan ban*.