Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thong cong » trong cong, tong cong, thong thong
hieu manh » chieu xanh, hieu nganh, dieu hanh
trinh cua » tinh cua, trinh luat, trinh quan
cua thong » cua thuong, cua khong, cua tong
ban tinh » ban thanh, quan tinh, ban hanh
cong tan » cong tac, cong san, cong thanh
tan van » tran van, tang 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: ho ((hieu manh) or (((ban tinh) or (diep tinh)))) - hanh trinh cua thong cong tan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (((ban tinh) OR (diep tinh)))) - hanh trinh cua thong cong tan van ban.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (((ban tinh) or (diep tinh)))) - hanh trinh cua thong cong tan van ban*.