Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van my cung snippets" » "van ay cung snippets", "van me cung snippets", "van ly chung snippets", "van ky cung snippets", "van ly cung 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 my cung 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 my cung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van my cung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van my cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.