Perhaps you should try some spelling variations:
nhung phuong » dung phuong, truong phuong, bang phuong
chieu sach » chinh sach, chiet tach, chieu sang
nhu phuong » thu phuong, thi phuong, thu huong
ho chieu » theo chieu, hoc thieu, doi chieu
canh vay » canh tay, canh va, canh van
vay luan » ly luan, von luan, bai luan
van juan » van quan, van tuan, van huan
juan cao » quang cao, toan cao, quan cau

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - canh vay luan ((nhung phuong) OR (nhu phuong)) van juan cao~.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - canh vay luan ((nhung phuong) or (nhu phuong)) van juan cao*.