Perhaps you should try some spelling variations:
"chung tong luan van. biet the hien cam xuc" » "chung thong luan van. biet the hien cam xuc", "chung ton luan van. biet the hien cam xuc", "chuong dong luan van. biet the hien cam xuc", "chung tang luan van. biet the hien cam xuc", "chung dung luan van. biet the hien cam xuc", "chung hang luan van. biet the hien cam xuc", "chung tong luan van. biet the hien cac xuc", "chung tong luan van. biet the hien giam xuc", "chung tong luan van. biet the hien tham xuc"
"phung thi quan ha. biet the hien cau phuc" » "phung thi xuan ha. biet the hien cau phuc", "phung tri quan ha. biet the hien cau phuc", "phung thi luan ha. biet the hien cau phuc", "phung thi quan ha. biet the khien cau phuc", "phung thi quan ha. biet the thien cau phuc", "phung thi quan ha. biet the hien cac phuc", "phung thi quan ha. biet the hien cau truc", "phung thi quan ha. biet the hien chau phu", "phung thi quan ha. biet the hien huu phuc", "phung thi quan he. biet the hien cau phuc"

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: (("chung tong luan van. biet the hien cam xuc") OR ("phung thi quan ha. biet the hien cau phuc"))~.
• Removing quotes may allow a broader search: (( chung tong luan van. biet the hien cam xuc ) or ( phung thi quan ha. biet the hien cau phuc ))~.
• Adding a wildcard symbol may retrieve word variants: (("chung tong luan van. biet the hien cam xuc") or ("phung thi quan ha. biet the hien cau phuc"))*.