Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
quang cua » quan cua, quang tuan, quang huy
cua nhung » va nhung
ban thanh » ban hanh, ban hang
van tuan » van quan, van ban, anh tuan

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 - nhanh quang cua nhung phuong ((ban thanh) or (van tuan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - nhanh quang cua nhung phuong ((ban thanh) OR (van tuan)) cau.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - nhanh quang cua nhung phuong ((ban thanh) or (van tuan)) cau*.