Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
tranh chap » tranh cua, trinh chat
chua nang » chua xang, kha nang, cuu nang
trinh su » trinh tu, trinh san, trinh cau
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
chuc » thuc, chu, phuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chua nang) or (chuc nang)) - hanh trinh su dung ((cong tan) OR (cong san)) tranh chap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chua nang) OR (chuc nang)) - hanh trinh su dung ((cong tan) OR (cong san)) tranh chap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chua nang) or (chuc nang)) - hanh trinh su dung ((cong tan) OR (cong san)) tranh chap".
• Adding a wildcard symbol may retrieve word variants: ho ((chua nang) or (chuc nang)) - hanh trinh su dung ((cong tan) OR (cong san)) tranh chap*.