Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
tieu xanh » tieu danh, dieu hanh, tien anh
thanh ban » thanh van, thanh bac, thanh bai
quan hanh » quan thanh, quang thanh, quang khanh
hanh cong » thanh cong, hang cong, hanh dong
cong tan » cong tac, cong san, cong thanh
tan ban » toan ban, tang ban, van ban
ban cau » bang cau, ban can, van cau

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 xanh) or (chieu xanh)) - ((thanh ban) OR (thanh san)) quan hanh cong tan ban cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (chieu xanh)) - ((thanh ban) OR (thanh san)) quan hanh cong tan ban cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu xanh) or (chieu xanh)) - ((thanh ban) OR (thanh san)) quan hanh cong tan ban cau".
• Adding a wildcard symbol may retrieve word variants: theo ((tieu xanh) or (chieu xanh)) - ((thanh ban) OR (thanh san)) quan hanh cong tan ban cau*.