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