Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung voi nam slippers" » "dung von nam slippers", "dung doi nam slippers", "dung vi nam slippers", "dung noi nam slippers", "dung loai nam slippers", "dung voi nam slippery", "dung voi nam grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung voi nam 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 voi nam slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung voi nam slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung voi nam slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.