Perhaps you should try some spelling variations:
"nhung thoi luan van. ha dong hoc moinit" » "nhung thi luan van. ha dong hoc moinit", "phung thi luan van. ha dong hoc moinit", "nhung loi luan van. ha dong hoc moinit", "nhung hoi luan van. ha dong hoc moinit", "nhung thai luan van. ha dong hoc moinit", "nhung thoi luan van. ha dong co moinit", "nhung thoi luan van. ha dong luc moinit", "nhung thoi luan van. hoat dong hoc moinit", "nhung thoi luan van. van dong hoc moinit"
"nhung bai que van. moi tuong ho mon" » "nhung bai que van. moi truong ho mon", "nhung bai que van. doi tuong ho mon", "nhung bai que van. moi huong ho mon", "nhung bai que van. moi tong hop mon", "nhung bai qua van. moi tuong ho mon", "nhung bai quy van. moi tuong ho mon", "nhung bai quyet van. moi tuong ho mon", "nhung bai que van. moi tuong hoc mon", "nhung bai que van. moi tuong hao mon", "nhung bai que van. moi tuong ho mong"

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 luan van. ha dong hoc moinit") or ("nhung bai que van. moi tuong ho mon"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("nhung thoi luan van. ha dong hoc moinit") OR ("nhung bai que van. moi tuong ho mon")).
• Removing quotes may allow a broader search: (( nhung thoi luan van. ha dong hoc moinit ) or ( nhung bai que van. moi tuong ho mon )).
• Adding a wildcard symbol may retrieve word variants: (("nhung thoi luan van. ha dong hoc moinit") or ("nhung bai que van. moi tuong ho mon"))*.