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
doc chieu » doc hieu, doi chieu, toc thieu
truong va » truong dai, truong cao, truong dao
trung va » trang va, trung ha, trung tam
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: doc chieu sach - thanh ((trung va) or (truong va)) nhung phuong dan ((toan cau) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc chieu sach - thanh ((trung va) OR (truong va)) nhung phuong dan ((toan cau) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: doc chieu sach - thanh ((trung va) or (truong va)) nhung phuong dan ((toan cau) or (van ban))*.