Perhaps you should try some spelling variations:
"nhung thoi qua van. doi tuong hoc mot" » "nhung thi qua van. doi tuong hoc mot", "phung thi qua van. doi tuong hoc mot", "nhung loi qua van. doi tuong hoc mot", "nhung thoi qua van. moi truong hoc mot", "nhung thoi qua van. doi song hoc mot", "nhung thoi qua van. doi truong hoc mot", "nhung thoi qua van. doi tuong ho mot", "nhung thoi qua van. doi duong hoc mot", "nhung hoi qua van. doi tuong hoc mot", "nhung thoi rua van. doi tuong hoc mot", "nhung thoi xua van. doi tuong hoc mot", "nhung thoi quan van. doi tuong hoc mot", "nhung thoi qua ban. doi tuong hoc mot", "nhung thoi qua san. doi tuong hoc mot", "nhung thoi qua van. doi tuong hoc moi"
"nhung bui quy van. noi dung uoc mo" » "nhung bai quy van. noi dung uoc mo", "nhung bi quy van. noi dung uoc mo", "nhung mui quy van. noi dung uoc mo", "nhung bui quy van. hoc dung uoc mo", "nhung bui quy van. noi dung quoc mo", "nhung bui quy van. noi dung hoc mo", "nhung bui quy van. noi dung coc mo", "nhung bui huy van. noi dung uoc mo", "nhung bui quoc van. noi dung uoc mo", "nhung bui duy van. noi dung uoc mo", "nhung bui quyet van. noi dung uoc mo", "nhung bui quan van. noi dung uoc 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 bui quy van. noi dung uoc mo") or ("nhung thoi qua van. doi tuong hoc mot"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("nhung bui quy van. noi dung uoc mo") OR ("nhung thoi qua van. doi tuong hoc mot")).
• Removing quotes may allow a broader search: (( nhung bui quy van. noi dung uoc mo ) or ( nhung thoi qua van. doi tuong hoc mot )).
• Adding a wildcard symbol may retrieve word variants: (("nhung bui quy van. noi dung uoc mo") or ("nhung thoi qua van. doi tuong hoc mot"))*.