Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
thanh tuong » thanh thuong, thanh tung, thanh huong
phuong dan » phuong danh, phuong doan, huong dan
doi chieu » doc hieu, doi chi, mot chieu
tuong dan » huong dan, tung dan, xuong dan
dan nhung » ban nhung, dap nhung, san nhung
ho chieu » theo chieu, hoc thieu, mot chieu
toan cao » toan ban, toan tap
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: ((doi chieu) or (ho chieu)) sach - thanh tuong dan nhung phuong dan ((toan cao) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (ho chieu)) sach - thanh tuong dan nhung phuong dan ((toan cao) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (ho chieu)) sach - thanh tuong dan nhung phuong dan ((toan cao) or (phan cau))*.