Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc rua cac snippets" » "luc cua cac snippets", "luc nua cac snippets", "luc luan cac snippets", "luc qua cac snippets", "luc rua ca 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: (((("luc rua cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc rua cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc rua cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc rua cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.