Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
chiet tach » chieu sach
cang thang » cong thanh, dang thanh
thang va » hang va, trang va, thong va
nong dan » nong san, nguong dan, huong dan
cong dan » cong san, cong tan, huong dan
toan ban » van ban
va cong » tai cong, cua cong

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu sang) or (chiet tach)) - cang thang va cong ((nong dan) or (cong dan)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sang) OR (chiet tach)) - cang thang va cong ((nong dan) OR (cong dan)) toan ban.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sang) or (chiet tach)) - cang thang va cong ((nong dan) or (cong dan)) toan ban*.