Perhaps you should try some spelling variations:
"phong thi luan van. biet the hien cam xuc" » "phuong thi luan van. biet the hien cam xuc", "phong tri luan van. biet the hien cam xuc", "phong thu luan van. biet the hien cam xuc", "phong thi luan van. biet the hien cac xuc", "phong thi luan van. biet the hien cau xuc", "phong thi luan van. biet the hien giam xuc", "phong thi lan van. biet the hien cam xuc", "phong thi loan van. biet the hien cam xuc", "phong thi thuan van. biet the hien cam xuc"
"phung thi xuan van. biet the hien cam xuc" » "phung thi xa van. biet the hien cam xuc", "phung thi lan van. biet the hien cam xuc", "phung thi quan van. biet the hien cam xuc", "phung thi xuan can. biet the hien cam xuc", "phung thi xuan tan. biet the hien cam xuc", "phung thi xuan van. biet the hien cac xuc", "phung thi xuan van. biet the hien cau xuc", "phung thi xuan van. biet the hien giam xuc", "phuong thi xuan van. biet the hien cam xuc", "nhung thi xuan van. biet the hien cam xuc", "chung thi xuan van. biet the hien cam xuc"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("phung thi xuan van. biet the hien cam xuc") or ("phong thi luan van. biet the hien cam xuc"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("phung thi xuan van. biet the hien cam xuc") OR ("phong thi luan van. biet the hien cam xuc")).
• Removing quotes may allow a broader search: (( phung thi xuan van. biet the hien cam xuc ) or ( phong thi luan van. biet the hien cam xuc )).
• Adding a wildcard symbol may retrieve word variants: (("phung thi xuan van. biet the hien cam xuc") or ("phong thi luan van. biet the hien cam xuc"))*.