Perhaps you should try some spelling variations:
"nhung thoi quan van. biet the hieu cac nuoc" » "nhung thi quan van. biet the hieu cac nuoc", "phung thi quan van. biet the hieu cac nuoc", "nhung loi quan van. biet the hieu cac nuoc", "nhung thoi quen van. biet the hieu cac nuoc", "nhung thong quan van. biet the hieu cac nuoc", "nhung thoi quan va. biet the hieu cac nuoc", "nhung thoi quan luan. biet the hieu cac nuoc", "nhung thoi quan doan. biet the hieu cac nuoc", "nhung thoi quan van. biet the hieu luc nuoc", "nhung thoi quan van. biet the hieu va nuoc", "nhung thoi quan van. biet the hieu van nuoc", "nhung thoi quan van. biet the hieu cap nuoc", "nhung thoi quan van. biet the hieu hoc nuoc", "nhung thoi quan van. biet the hieu dat nuoc"
"nhung luc luan van. biet the hien gia muc" » "nhung lua luan van. biet the hien gia muc", "nhung cuoc luan van. biet the hien gia muc", "nhung khuc luan van. biet the hien gia muc", "nhung ly luan van. biet the hien gia muc", "nhung tu luan van. biet the hien gia muc", "nhung luc luan van. biet the hien giam muc", "nhung luc luan van. biet the bien gia muc", "nhung luc luan van. biet the hieu gia muc", "nhung luc luan van. biet the hien gia thuc"

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: (("nhung thoi quan van. biet the hieu cac nuoc") or ("nhung luc luan van. biet the hien gia muc"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("nhung thoi quan van. biet the hieu cac nuoc") OR ("nhung luc luan van. biet the hien gia muc")).
• Removing quotes may allow a broader search: (( nhung thoi quan van. biet the hieu cac nuoc ) or ( nhung luc luan van. biet the hien gia muc )).
• Adding a wildcard symbol may retrieve word variants: (("nhung thoi quan van. biet the hieu cac nuoc") or ("nhung luc luan van. biet the hien gia muc"))*.