Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mat dan che snippets" » "hat dan che snippets", "luat dan che snippets", "mat bang che snippets", "mat han che snippets", "mat dan cho snippets", "mat dan he 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 dan che 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 dan che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mat dan che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat dan che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.