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