Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
anh tang » anh bang, anh dang, anh nang
cong tac » cong ty
tren tau » tren thuc, tren may, tren thi
tren dat » tren dia, tren may
tang va » trang va, tang van, thang va

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 tang va nhung cong tac ((tren tau) or (tren dat))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - anh tang va nhung cong tac ((tren tau) OR (tren dat)).
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - anh tang va nhung cong tac ((tren tau) or (tren dat))*.