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