Perhaps you should try some spelling variations:
trung thanh » truong thanh
tran thanh » ban thanh, van thanh, quan thanh
chua xang » chua nang, chuc nang, chu bang
bang cong » dang cong, bang song, hang cong
cong doan » cong dan, cong hoan, dong doanh
chu manh » ho manh, chu han, chu van
doan van » doan va, hoang van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho ((chu manh) or (chua xang)) - hanh ((trung thanh) or (tran thanh)) bang cong doan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((chu manh) OR (chua xang)) - hanh ((trung thanh) OR (tran thanh)) bang cong doan van ban.
• Adding a wildcard symbol may retrieve word variants: cho ((chu manh) or (chua xang)) - hanh ((trung thanh) or (tran thanh)) bang cong doan van ban*.