Perhaps you should try some spelling variations:
"nhung thoi luan van. noi dang quoc mo" » "nhung thi luan van. noi dang quoc mo", "nhung loi luan van. noi dang quoc mo", "nhung tri luan van. noi dang quoc mo", "nhung hoi luan van. noi dang quoc mo", "nhung thai luan van. noi dang quoc mo", "nhung thong luan van. noi dang quoc mo", "nhung thoi luan van. noi dang thuoc mo", "nhung thoi luan van. noi han quoc mo", "nhung thoi luan van. hoi dang quoc mo", "nhung thoi luan van. moi dang quoc mo", "nhung thoi luan van. noi bang quoc mo", "nhung thoi luan van. noi dang uoc mo", "nhung thoi luan van. noi dang quoc co", "nhung thoi luan van. noi dang quoc lo"
"phung thi luan van. noi dung hoc mo" » "phung thi lan van. noi dung hoc mo", "phung thi xuan van. noi dung hoc mo", "phung thi loan van. noi dung hoc mo", "phung thi luan van. hoc dung hoc mo", "phung thi luan van. noi dong hoc mo", "phung thi luan van. noi dung thuoc mo", "phung thi luan van. noi trung hoc mo", "phung thi luan van. noi dung hoc moi", "phung thi luan van. noi dung hoc mot", "phung thi luan van. noi dung hoc mon", "phuong thi luan van. noi dung hoc mo", "chung thi luan van. noi dung hoc mo", "phong thi luan van. noi dung hoc 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: (("phung thi luan van. noi dung hoc mo") or ("nhung thoi luan van. noi dang quoc mo"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("phung thi luan van. noi dung hoc mo") OR ("nhung thoi luan van. noi dang quoc mo")).
• Removing quotes may allow a broader search: (( phung thi luan van. noi dung hoc mo ) or ( nhung thoi luan van. noi dang quoc mo )).
• Adding a wildcard symbol may retrieve word variants: (("phung thi luan van. noi dung hoc mo") or ("nhung thoi luan van. noi dang quoc mo"))*.