Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh, hanh chinh
nhung cong » thong cong, hang cong, nhung don
trinh vat » trinh van, trinh luat, sinh vat
dung cong » dung trong
thanh ban » thanh van, thanh bac, thanh bai
ho chieu » theo chieu, hoc thieu, doi chieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - hanh trinh vat ((nhung cong) or (dung cong)) van ((thanh ban) or (thanh san))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh trinh vat ((nhung cong) OR (dung cong)) van ((thanh ban) OR (thanh san)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh trinh vat ((nhung cong) or (dung cong)) van ((thanh ban) or (thanh san))*.