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 van » phung van, phong van, phuong lan
canh van » anh van, can van, cach van
van luan » van quan, van tuan, von luan
van toan » van tuan, van tan, van thanh
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu sach) or (chinh sach)) - canh van luan nhung phuong van toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chinh sach)) - canh van luan nhung phuong van toan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chinh sach)) - canh van luan nhung phuong van toan cau*.