Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
phuong doan » phuong loan, phuong hoang, huong dan
chieu sach » chinh sach, chiet tach, chieu sang
quang tuan » quang thanh, quan luan, quang cua
doi chieu » doc hieu, doi chi, ho chieu
tung tuan » trung tuan, hung tuan, trang tuan
than cau » toan cau, phan cau, than cap
phan dau » phan tu, hang dau

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 ((tung tuan) OR (quang tuan)) nhung phuong doan ((than cau) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh ((tung tuan) OR (quang tuan)) nhung phuong doan ((than cau) OR (phan dau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - thanh ((tung tuan) OR (quang tuan)) nhung phuong doan ((than cau) or (phan dau))".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh ((tung tuan) OR (quang tuan)) nhung phuong doan ((than cau) or (phan dau))*.