Perhaps you should try some spelling variations:
"nhung thoi luan van. noi dung quoc mo" » "nhung thi luan van. noi dung quoc mo", "phung thi luan van. noi dung quoc mo", "nhung loi luan van. noi dung quoc mo", "nhung thai luan van. noi dung quoc mo", "nhung thong luan van. noi dung quoc mo", "nhung thoi luan van. noi dang quoc mo", "nhung thoi luan van. noi dong quoc mo", "nhung thoi luan van. noi trung quoc mo", "nhung thoa luan van. noi dung quoc mo", "nhung thoc luan van. noi dung quoc mo", "nhung tkhoa luan van. noi dung quoc mo", "nhung thoi luan van. noi dung quoc co", "nhung thoi luan van. noi dung quoc lo", "nhung thoi luan van. noi dung quoc o"
"nhung hoi luan van. hoc dung uoc mo" » "nhung loi luan van. hoc dung uoc mo", "nhung noi luan van. hoc dung uoc mo", "nhung doi luan van. hoc dung uoc mo", "nhung hoa luan van. hoc dung uoc mo", "nhung hoc luan van. hoc dung uoc mo", "nhung khoa luan van. hoc dung uoc mo", "nhung hoi luan van. hoc ung uoc mo", "nhung hoi luan van. hoc dan uoc mo", "nhung hoi luan van. tac dung uoc mo", "nhung hoi luan van. hoc dung hoc mo", "nhung hoi luan van. hoc dung coc mo", "nhung hoi luan van. hoc dung thuoc mo"

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