Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
thanh tung » thanh cong
phuong dan » phuong danh, phuong doan, huong dan
dap nhung » vap nhung, va nhung, dap ung
cau sach » hau sach, rau sach, khau sach
cao sach » co sach, ao sach, lao sach
tung dap » tung dan, trung dai, tuong dan
than cau » toan cau, than cap, thanh chau
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((cau sach) or (cao sach)) - thanh tung dap nhung phuong dan ((than cau) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((cau sach) OR (cao sach)) - thanh tung dap nhung phuong dan ((than cau) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: theo ((cau sach) or (cao sach)) - thanh tung dap nhung phuong dan ((than cau) or (phan cau))*.