Perhaps you should try some spelling variations:
thang hang » thanh hang, thanh hoang, thanh thang
nhung cong » dung cong, thong cong, hang cong
hang hang » nang hang, cang thang, hung thang
cua nhung » va nhung
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan ban » van ban

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 - ((hang hang) or (thang hang)) cua nhung cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - ((hang hang) OR (thang hang)) cua nhung cong san toan ban*.