Perhaps you should try some spelling variations:
hang cong » dang cong, hang nong, thanh cong
bang cong » dang cong, bang song, dung cong
ban thanh » ban hanh, ban hang
thanh cau » thanh chau, thanh mau, nhanh cau
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
anh dung » anh huong, sach dung, ung dung
anh dong » anh huong, anh son

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu xanh - ((anh dung) or (anh dong)) cua ((bang cong) OR (hang cong)) ban thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - ((anh dung) OR (anh dong)) cua ((bang cong) OR (hang cong)) ban thanh cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu xanh - ((anh dung) or (anh dong)) cua ((bang cong) OR (hang cong)) ban thanh cau*".