Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
chieu sach » chiet tach, chieu sang, chieu xanh
luan nhung » luan chung, luan hung, quan nhung
phuong tan » phuong tran, phuong tay, phuong lan
dong luan » dung luan, tong luan, dong xuan
tran cau » tran chau, toan cau, ran cau
ha dong » hoat dong, van dong

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 (chinh sach)) - ha dong luan nhung phuong tan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chinh sach)) - ha dong luan nhung phuong tan tran cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chinh sach)) - ha dong luan nhung phuong tan tran cau*.