Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu xanh » chieu sach, chieu sang, chieu tinh
hieu lang » chieu sang, hieu quang, nhieu tang
tranh cua » manh cua
doanh cua » doanh luan
cong tan » cong tac, cong san, cong thanh
tan chan » dan chan, ban chan, can chan
chan ban » can ban, chat ban, chan nan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) or (hieu lang)) - canh ((tranh cua) or (doanh cua)) nhung cong tan chan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (hieu lang)) - canh ((tranh cua) OR (doanh cua)) nhung cong tan chan ban.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (hieu lang)) - canh ((tranh cua) or (doanh cua)) nhung cong tan chan ban*.