Perhaps you should try some spelling variations:
"phung phan quan luan. biet the hieu cam xuc" » "nhung phan quan luan. biet the hieu cam xuc", "phuong phap quan luan. biet the hieu cam xuc", "phung thanh quan luan. biet the hieu cam xuc", "phung phan quang luan. biet the hieu cam xuc", "phung phap quan luan. biet the hieu cam xuc", "phung pham quang luan. biet the hieu cam xuc", "phung phan quan luan. biet the hieu cac xuc", "phung phan quan luan. biet the dieu cam xuc", "phung phan quan luan. biet the hieu ca xuc"
"phung thi luan van. biet the hien chao xu" » "phung thi luan van. biet the hien phap xu", "phung thi luan van. biet the vien cao xu", "phung thi luan van. biet the dien cho xu", "phung thi lan van. biet the hien chao xu", "phung thi xuan van. biet the hien chao xu", "phung thi loan van. biet the hien chao xu"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("phung phan quan luan. biet the hieu cam xuc") OR ("phung thi luan van. biet the hien chao xu"))~.
• Removing quotes may allow a broader search: (( phung phan quan luan. biet the hieu cam xuc ) or ( phung thi luan van. biet the hien chao xu ))~.
• Adding a wildcard symbol may retrieve word variants: (("phung phan quan luan. biet the hieu cam xuc") or ("phung thi luan van. biet the hien chao xu"))*.