Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
quan chong » quen chong, quang cuong, quang thong
chong cong » cong cong, thong cong, cuong cong
hoc thieu » toc thieu, hoc hien
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, ran cau
tran huu » tran duc

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo tieu) or (hoc thieu)) xanh - hanh trinh quan chong cong tan ((tran cau) or (tran huu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo tieu) OR (hoc thieu)) xanh - hanh trinh quan chong cong tan ((tran cau) OR (tran huu)).
• Adding a wildcard symbol may retrieve word variants: ((theo tieu) or (hoc thieu)) xanh - hanh trinh quan chong cong tan ((tran cau) or (tran huu))*.