Perhaps you should try some spelling variations:
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
dung cong » dung trong
quang bao » quang cao, quang ban, quang nam
anh tang » anh bang, anh dang, anh nang
cong tap » cuong tap, cong tac, cong tan
tang va » trang va, tang van, thang va
va dung » van dung, va duong, vat dung
quan ao » quan so, quang cao, quan doi

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 sang) or (chieu sach)) - anh tang va dung cong tap ((quan ao) OR (quang bao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chieu sach)) - anh tang va dung cong tap ((quan ao) OR (quang bao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (chieu sach)) - anh tang va dung cong tap ((quan ao) OR (quang bao))".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (chieu sach)) - anh tang va dung cong tap ((quan ao) OR (quang bao))*.