Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hoac tinh » hoa tinh, hoat tinh, hoc tinh
trinh cua » tinh cua, trinh luat, trinh quan
cua khong » hua khong, cua phuong, cua thuong
doi hoac » doi hoa, doi hoat, doi thoai
cong san » cong tac
cong tan » cong tac, cong thanh, cong ty

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi hoac tinh - hanh trinh cua khong ((cong san) or (cong tan)) ((toan ban) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi hoac tinh - hanh trinh cua khong ((cong san) OR (cong tan)) ((toan ban) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: doi hoac tinh - hanh trinh cua khong ((cong san) or (cong tan)) ((toan ban) or (van ban))*.