Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
quan dung » quang dung, quan duong, quan dong
chu xanh » chu manh, chieu xanh, chua xang
qua dung » quang dung, su dung, qua song
cong tac » cong ty
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 chinh ((quan dung) or (qua dung)) ((cong thanh) or (cong tac)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chu xanh - hanh chinh ((quan dung) OR (qua dung)) ((cong thanh) OR (cong tac)) toan tap.
• Adding a wildcard symbol may retrieve word variants: cho chu xanh - hanh chinh ((quan dung) or (qua dung)) ((cong thanh) or (cong tac)) toan tap*.