Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
chieu sach » chinh sach, chiet tach, chieu sang
phuong dan » phuong danh, phuong doan, huong dan
doi chieu » doc hieu, doi chi, ho chieu
trung dap » trung cap, trung dam, trung lap
trung dai » truong dai, truong dao, trung tam
dan khan » dan khanh, dan chan, dan than
khan cap » khan ap, than cap, khoan cam

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 sach - thanh ((trung dap) or (trung dai)) nhung phuong dan khan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh ((trung dap) OR (trung dai)) nhung phuong dan khan cap.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh ((trung dap) or (trung dai)) nhung phuong dan khan cap*.