Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mat co chat snippets" » "mat cao chat snippets", "mat co cham snippets", "mat co hat snippets", "vat co chat snippets", "mot co chat snippets"
"locating bug code snippets" » "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: (((("mat co chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mat co chat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mat co chat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat co chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.