Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhieu tang » chieu sang, hieu lang, nhiet nang
dung cong » dung trong
cong tang » cong thang, cong tan, cong lang
anh hung » anh huong, manh hung, anh dung
tang tan » tang van, tang tai, tang dan
hung ca » nhung ca, hang ca, hung ha
ca dung » cao dung, cap dung, cu dung
tan ban » toan ban, tang ban, van ban

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 (nhieu tang)) - anh hung ca dung cong tang tan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (nhieu tang)) - anh hung ca dung cong tang tan ban.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (nhieu tang)) - anh hung ca dung cong tang tan ban*.