Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu tinh » trieu tinh, lieu tinh, chau tinh
dang cong » dung cong
lua dang » cua dang, lua sang, luan nang
van bao » van ban, van dao
bao lua » bao luc, bao cua, bai luan
cong ly » cong ty, cong li, cong my
dat may » dam may
ly dat » ly dai, ly dao, ly mat

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 sach) or (chieu tinh)) - van bao lua dang cong ly dat may~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (chieu tinh)) - van bao lua dang cong ly dat may*.