Perhaps you should try some spelling variations:
phuong doanh » phuong danh, phuong doan, phuong hoang
nhung phuong » dung phuong, nhu phuong, truong phuong
chieu sach » chinh sach, chieu sang, chieu xanh
trung cua » truong cua, trung tuan, dung cua
trung cap » truong cao, trung tam
doanh hoc » danh hoc, doanh khoa, doanh hoan
hoc ban » hoc bang, hoc dan, hoc bai

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chiet tach) OR (chieu sach)) - hanh ((trung cua) or (trung cap)) nhung phuong doanh hoc ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chiet tach) OR (chieu sach)) - hanh ((trung cua) OR (trung cap)) nhung phuong doanh hoc ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chiet tach) OR (chieu sach)) - hanh ((trung cua) or (trung cap)) nhung phuong doanh hoc ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((chiet tach) OR (chieu sach)) - hanh ((trung cua) or (trung cap)) nhung phuong doanh hoc ban*.