Perhaps you should try some spelling variations:
"nhung cho thu ban. noi dung khoa mo" » "chung cho thu ban. noi dung khoa mo", "nhung chi thu ban. noi dung khoa mo", "nhung chu thu ban. noi dung khoa mo", "nhung cho thu ban. noi dung cho mo", "nhung cho thu ban. hoc dung khoa mo", "nhung cho thue ban. noi dung khoa mo", "nhung cho chu ban. noi dung khoa mo", "nhung cho phu ban. noi dung khoa mo", "nhung cho thu hang. noi dung khoa mo", "nhung cho thu ban. noi dung khoa ma", "nhung cho thu ban. noi dung khoa co", "nhung cho thu ban. noi dung khoa mong"
"nhung bai que van. noi dung thuoc ma" » "nhung bai que van. hoc dung thuoc ma", "nhung bai que van. noi dung hoc ma", "nhung bai que van. noi dung duoc ma", "nhung bai qua van. noi dung thuoc ma", "nhung bai quy van. noi dung thuoc ma", "nhung bai quyet van. noi dung thuoc 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 cho thu ban. noi dung khoa mo") or ("nhung bai que van. noi dung thuoc ma"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("nhung cho thu ban. noi dung khoa mo") OR ("nhung bai que van. noi dung thuoc ma")).
• Removing quotes may allow a broader search: (( nhung cho thu ban. noi dung khoa mo ) or ( nhung bai que van. noi dung thuoc ma )).
• Adding a wildcard symbol may retrieve word variants: (("nhung cho thu ban. noi dung khoa mo") or ("nhung bai que van. noi dung thuoc ma"))*.