Perhaps you should try some spelling variations:
"khuan doi khang snippets" » "khuan noi khang snippets", "quan doi khang snippets", "khoa doi khang snippets", "khuan doi hang snippets", "khuan doi khong snippets", "khuan doi thang snippets", "khuan doi khang 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: (((("khuan doi khang snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khuan doi khang snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khuan doi khang snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khuan doi khang snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.