Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"voi dan code snippets" » "voi dan de snippets", "hoi dan code snippets", "voi can code snippets", "doi dan code snippets", "voi dan code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code 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: (((("voi dan code snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("voi dan code snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( voi dan code snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("voi dan code snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.