Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » dung cong, thong cong, nhung don
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
ban thanh » ban hanh, ban hang
thanh cao » thanh ca, thanh cac, thanh thao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc hien) or (doi chieu)) xanh - hanh tranh cua ((nhung cong) or (hang cong)) ban thanh cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hien) OR (doi chieu)) xanh - hanh tranh cua ((nhung cong) OR (hang cong)) ban thanh cao.
• Adding a wildcard symbol may retrieve word variants: ((hoc hien) or (doi chieu)) xanh - hanh tranh cua ((nhung cong) or (hang cong)) ban thanh cao*.