Perhaps you should try some spelling variations:
cho thanh » cho phan, tro thanh, cuu thanh
chua dong » ha dong, huy dong, hoa dong
cho xanh » cho doanh, cho sinh, cho hang
anh tang » anh bang, anh dang, anh nang
cua dong » cua cong, cua dang, cua nong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » 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: cao ((cho xanh) or (cho thanh)) - anh tang ((cua dong) OR (chua dong)) cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cao ((cho xanh) OR (cho thanh)) - anh tang ((cua dong) OR (chua dong)) cong dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cao ((cho xanh) or (cho thanh)) - anh tang ((cua dong) OR (chua dong)) cong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: cao ((cho xanh) or (cho thanh)) - anh tang ((cua dong) OR (chua dong)) cong dan toan cau*.