Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nen dan chan snippets" » "nen dan gian snippets", "nen dan ca snippets", "nen van chat snippets", "nen van chan snippets", "nen dat chan snippets", "nan dan chan 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: (((("nen dan chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nen dan chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nen dan chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nen dan chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.