Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
canh manh » lanh manh, canh tranh, cach mang
cong dan » cong san, cong tan, huong dan
chan cau » phan cau, chinh cau, nhanh cau
manh va » hanh va, anh va, minh va
can cau » van cau, ban cau, ca cau

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (theo chieu)) xanh - canh manh va nhung cong dan ((chan cau) OR (can cau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (theo chieu)) xanh - canh manh va nhung cong dan ((chan cau) OR (can cau))~".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (theo chieu)) xanh - canh manh va nhung cong dan ((chan cau) OR (can cau))*.