Perhaps you should try some spelling variations:
"phung thi que van. ngoai thuong hoa co" » "phung thi que van. ngoai trong hoa co", "phung thi que van. ngoc chuong hoa co", "phung thi que van. ngoai huong hoa co", "phung thi que van. ngoai phuong hoa co", "phung thi que van. ngoai thuong ho co", "phung thi hue van. ngoai thuong hoa co", "phung thi quy van. ngoai thuong hoa co", "phung nghi que van. ngoai thuong hoa co", "phung thi qua van. ngoai thuong hoa co", "phung thi quyet van. ngoai thuong hoa co"
"nhung bai luan van. noi dung thuoc mo" » "nhung bai toan van. noi dung thuoc mo", "nhung li luan van. noi dung thuoc mo", "nhung vay luan van. noi dung thuoc mo", "nhung bai luan van. hoc dung thuoc mo", "nhung bai luan van. noi dung thuoc moi", "nhung bai luan van. noi dung thuoc ma", "nhung bai luan van. noi dung thuoc bo"

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 bai luan van. noi dung thuoc mo") or ("phung thi que van. ngoai thuong hoa co"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("nhung bai luan van. noi dung thuoc mo") OR ("phung thi que van. ngoai thuong hoa co")).
• Removing quotes may allow a broader search: (( nhung bai luan van. noi dung thuoc mo ) or ( phung thi que van. ngoai thuong hoa co )).
• Adding a wildcard symbol may retrieve word variants: (("nhung bai luan van. noi dung thuoc mo") or ("phung thi que van. ngoai thuong hoa co"))*.