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