Perhaps you should try some spelling variations:
van nhuong » van chuong, van phuong, van huong
phuong ban » phuong bang, phuong lan, phuong bac
hanh luan » khanh luan, hang luan, hanh luat
van nhung » va nhung, van hung, van phung
theo yeu » theo tieu, thiet yeu, theo chu
yeu tinh » yeu tin, lieu tinh, kieu tinh
ban than » ban thanh, van thanh, ban hang
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo yeu tinh - hanh luan ((van nhung) or (van nhuong)) phuong ban than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo yeu tinh - hanh luan ((van nhung) OR (van nhuong)) phuong ban than cau.
• Adding a wildcard symbol may retrieve word variants: theo yeu tinh - hanh luan ((van nhung) or (van nhuong)) phuong ban than cau*.