Perhaps you should try some spelling variations:
"phung thi quyet van. noi dung quoc mo" » "phung thi tuyet van. noi dung quoc mo", "phung toi quyet van. noi dung quoc mo", "phung theo quyet van. noi dung quoc mo", "phung thi quyet van. noi dang quoc mo", "phung thi quyet van. noi dong quoc mo", "phung thi quyet van. noi trung quoc mo", "phung thi quyet van. hoc dung quoc mo", "phung thi quyet van. noi dung uoc mo", "phung thi quyet van. noi dung quoc co", "phung thi quyet van. noi dung quoc lo", "phuong thi quyet van. noi dung quoc mo", "chung thi quyet van. noi dung quoc mo", "phong thi quyet van. noi dung quoc mo"
"nhung loi que ban. boi dung hoc mo" » "nhung bai que ban. boi dung hoc mo", "nhung bi que ban. boi dung hoc mo", "nhung gi que ban. boi dung hoc mo", "nhung loi que ban. boi duong hoc mo", "nhung loi que ban. hoi dung hoc mo", "nhung loi que ban. toi dung hoc mo", "nhung loi que ban. boi dong hoc mo", "nhung loi que ban. boi dung thuoc mo", "nhung loi que ban. boi trung hoc mo", "nhung loi qua ban. boi dung hoc mo", "nhung loi que van. boi dung hoc mo", "nhung loi quoc ban. boi dung hoc mo", "nhung loi que ban. boi dung hoc moi", "nhung loi que ban. boi dung hoc mot", "nhung loi que ban. boi dung hoc mon"

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