Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
cong thanh » dong thanh, cong trinh, cong tan
hoc chieu » hoc thieu, ho chieu, hoc hien
tranh va » tranh van, trang va, trinh va
cong san » cong tac
than ban » thanh ban, toan ban, nhuan ban
than man » than ma, thanh san, tran manh

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

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