Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
nhanh dung » nhanh dong, hanh dung, nhanh hung
dong cong » duong cong, dung cong, dang cong
cong vang » cong lang, cong quang, cong ngang
vang tuan » van tuan, vong tuan, quang tuan
dung cua » dung luan, dung cho
cua dong » chua dong, cua cong, cua dang
tuan cau » toan cau, quan cau, tuan cu

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 (chiet tach)) - nhanh dung cua dong cong vang tuan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sach) OR (chiet tach)) - nhanh dung cua dong cong vang tuan cau".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) OR (chiet tach)) - nhanh dung cua dong cong vang tuan cau*.