Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
bang cong » dang cong, bang song, hang cong
doi chiu » doi chieu, doi chi, hoi chiu
cua bang » chua bang, cua ban, cua dang
tan toan » tan tran, tap toan, dan toan
van toan » van tuan, van tan, van thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chiu trach - hanh trinh cua bang cong ((tan toan) or (van toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chiu trach - hanh trinh cua bang cong ((tan toan) OR (van toan)) cau*.