Perhaps you should try some spelling variations:
trinh cua » tinh cua, trinh luat, trinh quan
bang cong » dang cong, bang song, hang cong
san thanh » ban thanh, van thanh, son thanh
thanh cac » hanh cac, thanh bac, thanh ca
chu bang » thu bang, chu quang, chu trang
cong san » cong tac
chuc » thuc, chua, phuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao ((chu bang) OR (chuc nang)) - hanh ((trinh cua) or (tinh chat)) bang cong san thanh cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chu bang) OR (chuc nang)) - hanh ((trinh cua) OR (tinh chat)) bang cong san thanh cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chao ((chu bang) OR (chuc nang)) - hanh ((trinh cua) or (tinh chat)) bang cong san thanh cac".
• Adding a wildcard symbol may retrieve word variants: chao ((chu bang) OR (chuc nang)) - hanh ((trinh cua) or (tinh chat)) bang cong san thanh cac*.