Perhaps you should try some spelling variations:
"thanh nhan dat snippets" » "thanh phan dat snippets", "thanh san dat snippets", "thanh toan dat snippets", "thanh nhan dan snippets", "thanh nhan vat snippets", "thanh nhan dai snippets", "thanh nhan dat slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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: (((("thanh nhan dat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thanh nhan dat snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thanh nhan dat snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thanh nhan dat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.