Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"co hai khoi snippets" » "co mai khoi snippets", "co tai khoi snippets", "co thai khoa snippets", "co dai khoi snippets", "co hoi khoi snippets", "o hai khoi snippets", "co hai khoi 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: (((("co hai khoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co hai khoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( co hai khoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("co hai khoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.