Perhaps you should try some spelling variations:
nhung thi » nhung thoi, phung thi, nhung chi
hien pham » hien phap, hien tham, hieu pham
nhung tri » nhung bai, dung tri, nhung bi
thi luan » thi lan, thi xuan, thi loan
tri luan » tri quan, tri tuan, trinh luan
hien cac » thien cac, vien cac, hieu cac
cac xuc » cam xuc, cac nuoc, chat xuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( nhung thi luan hoan. biet the hien pham duc ) or ( nhung tri luan van. biet the hien cac xuc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung thi luan hoan. biet the hien pham duc ) OR ( nhung tri luan van. biet the hien cac xuc )).
• Adding a wildcard symbol may retrieve word variants: (( nhung thi luan hoan. biet the hien pham duc ) or ( nhung tri luan van. biet the hien cac xuc ))*.