Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thong cong » trong cong, tong cong, thong thong
hieu xanh » chieu xanh, hieu manh, hieu nganh
trinh cua » tinh cua, trinh luat, trinh quan
nhung don » nhung van, nhung bo
doc hieu » toc thieu, hoc thieu, hoc hien
ban than » ban thanh, van thanh, ban hang
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu xanh - hanh trinh cua ((nhung don) or (thong cong)) ban than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - hanh trinh cua ((nhung don) OR (thong cong)) ban than cao.
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - hanh trinh cua ((nhung don) or (thong cong)) ban than cao*.