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