Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung du than slippers" » "dung de than slippers", "dung cu than slippers", "dung cua than slippers", "dung nu than slippers", "dung du thau slippers", "dung tu than slippers", "dung du than slippery", "dung du than 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 du than 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 du than slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung du than slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung du than slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.