Perhaps you should try some spelling variations:
"nhung thoi luan van. noi dung hoc moi" » "nhung thi luan van. noi dung hoc moi", "nhung loi luan van. noi dung hoc moi", "nhung tri luan van. noi dung hoc moi", "nhung hoi luan van. noi dung hoc moi", "nhung thai luan van. noi dung hoc moi", "nhung thoi luan van. hoc dung hoc moi", "nhung thoi luan van. noi dung thuoc moi", "nhung thoi luan van. noi trung hoc moi", "nhung thoi luan van. noi dung khoa moi", "nhung thoi luan van. noi dung hoc noi", "nhung thoi luan van. noi dung hoc moti", "nhung thoi luan van. noi dung hoc moni", "nhung thoi luan van. noi dung hoc mai"
"phung thi xua van. hop dong hoc mo" » "phung thi xua van. hoat dong hoc mo", "phung thi xua van. ha dong hoc mo", "phung thi xua van. huy dong hoc mo", "phung thi xua van. hop dong co mo", "phung thi xua van. hop dong luc mo", "phung thi xuan van. hop dong hoc mo", "phung thoi xua van. hop dong hoc mo", "phung thi xa van. hop dong hoc mo", "phung thi xua va. hop dong hoc mo", "phung thi qua van. hop dong hoc mo", "phung thi cua van. hop dong hoc mo", "phung thi xua van. hop dong hoc mot", "phung thi xua van. hop dong hoc mon", "phung thi xua van. hop dong hoc ma"

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. noi dung hoc moi") or ("phung thi xua van. hop dong hoc mo"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("nhung thoi luan van. noi dung hoc moi") OR ("phung thi xua van. hop dong hoc mo")).
• Removing quotes may allow a broader search: (( nhung thoi luan van. noi dung hoc moi ) or ( phung thi xua van. hop dong hoc mo )).
• Adding a wildcard symbol may retrieve word variants: (("nhung thoi luan van. noi dung hoc moi") or ("phung thi xua van. hop dong hoc mo"))*.