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