Perhaps you should try some spelling variations:
"nhung thi luan van. biet the hien cau xuc" » "nhung thoi luan van. biet the hien cau xuc", "phung thi luan van. biet the hien cau xuc", "nhung tri luan van. biet the hien cau xuc", "nhung thi lan van. biet the hien cau xuc", "nhung thi xuan van. biet the hien cau xuc", "nhung thi loan van. biet the hien cau xuc", "nhung thi luan van. biet the khien cau xuc", "nhung thi luan van. biet the thien cau xuc", "nhung thi luan van. biet the hien cac xuc", "nhung thi luan van. biet the hien cau luc", "nhung thi luan van. biet the hien cau truc", "nhung thi luan van. biet the hien chat xuc"
"hang hai quan van. biet the hien cam xuc" » "hoang hai quan van. biet the hien cam xuc", "hang tai quan van. biet the hien cam xuc", "thanh hai quan van. biet the hien cam xuc", "hang tac quan van. biet the hien cam xuc", "hang hai quan va. biet the hien cam xuc", "hang hai quan luan. biet the hien cam xuc", "hang hai quan doan. biet the hien cam xuc", "hang hai quan van. biet the hien cac xuc", "hang hai quan van. biet the hien giam xuc", "hang hai quan van. biet the hien tham xuc"

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