Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
luan nhung » luan chung, luan hung, quan nhung
nhung cong » dung cong, thong cong, hang cong
hanh dung » thanh dung, anh dung, hanh dong
cong dan » cong san, cong tan, huong dan
than tap » toan tap, han tap, than cap
phan tap » phan lap, han tap, pha tap
ha tinh » va tinh, may tinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sach) or (ha tinh)) - hanh dung luan nhung cong dan ((than tap) or (phan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (ha tinh)) - hanh dung luan nhung cong dan ((than tap) OR (phan tap)).
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (ha tinh)) - hanh dung luan nhung cong dan ((than tap) or (phan tap))*.