Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trung » thanh trung, hanh trang, manh trung
cong thanh » dong thanh, cong trinh, truong thanh
doi chieu » doc hieu, doi chi, ho chieu
trung va » truong va, trang va, trung ha
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong ty
toan cao » toan ban, toan tap

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

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