Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong hay duc slippers" » "cong ha duc slippers", "cong xay duc slippers", "cong hai duc slippers", "cong pham duc slippers", "cong phan duc slippers", "cong chay dua slippers", "cong hay duc slippery", "cong hay duc 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: (((("cong hay duc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong hay duc slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong hay duc slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong hay duc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.