Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung cac lua slippers" » "luong cac lua slippers", "dung cho lua slippers", "dung tai lua slippers", "dung cac luat slippers", "dung cac qua slippers", "dung cay lua slippers", "dung cac lua slippery", "dung cac lua 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 cac 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: (((("dung cac lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung cac lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cac lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.