Perhaps you should try some spelling variations:
hanh trinh » canh tranh
chua hang » cua hang, chua nang, chua xang
hang cong » dang cong, hang nong, bang cong
chu xanh » chu manh, chieu xanh, chua xang
cong san » cong tac
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban
cho chu » cho thue

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho chu xanh - ((hanh trinh) or (hanh chinh)) chua hang cong san ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chu xanh - ((hanh trinh) OR (hanh chinh)) chua hang cong san ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: cho chu xanh - ((hanh trinh) or (hanh chinh)) chua hang cong san ((toan cau) or (toan tap))*.