Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung nan dan slippers" » "dung nhan dan slippers", "dung ngan dan slippers", "dung nang dan slippers", "dung ban dan slippers", "dung nan dan slippery", "dung nan 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: (((("dung nan 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: (((("dung nan dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung nan dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung nan dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.