Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
tranh cua » manh cua
doanh cua » doanh luan
dung cong » dung trong
cong tac » cong ty
tac gian » tac gia, tac giai, tac giam
gian tu » gian xu, gian thua, gian cua

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 sach) OR (chieu sang)) - canh ((tranh cua) or (doanh cua)) dung cong tac gian tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chieu sang)) - canh ((tranh cua) OR (doanh cua)) dung cong tac gian tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) OR (chieu sang)) - canh ((tranh cua) or (doanh cua)) dung cong tac gian tu".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) OR (chieu sang)) - canh ((tranh cua) or (doanh cua)) dung cong tac gian tu*.