Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
phuong doan » phuong loan, phuong hoang, huong dan
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
trung cua » truong cua, trung tuan, trung cap
doan toan » dan toan, doan tuan, doanh hoan
tung cua » tuong cua, dung cua, tang cua
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: theo chieu sach - thanh ((tung cua) or (trung cua)) nhung phuong doan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - thanh ((tung cua) OR (trung cua)) nhung phuong doan toan cau.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - thanh ((tung cua) or (trung cua)) nhung phuong doan toan cau*.