Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
than ban » thanh ban, toan ban, than man

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) or (trieu tinh)) - hanh trinh cua nhung cong tan ((than ban) or (thanh san))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (trieu tinh)) - hanh trinh cua nhung cong tan ((than ban) OR (thanh san)).
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (trieu tinh)) - hanh trinh cua nhung cong tan ((than ban) or (thanh san))*.