Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
phan cong » thanh cong
doi chiu » doi chieu, doi chi, hoi chiu
ban cong » bang cong, van cong, ban huong
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 ((ban cong) OR (phan 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 ((ban cong) OR (phan cong)) ((tan toan) OR (van toan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chiu trach - hanh trinh cua ((ban cong) OR (phan cong)) ((tan toan) or (van toan)) cau".
• Adding a wildcard symbol may retrieve word variants: doi chiu trach - hanh trinh cua ((ban cong) OR (phan cong)) ((tan toan) or (van toan)) cau*.