Perhaps you should try some spelling variations:
"python using data slippers" » "python using java slippers", "python using sat slippers", "python missing data slippers", "python using data slippery", "python using data grippers"
"cong ma code snippets" » "cuong ma code snippets", "cong ha code snippets", "cong va code snippets", "cong ma core snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code 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: (((("python using data slippers") or ("cong ma code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using data slippers") OR ("cong ma code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using data slippers ) or ( cong ma code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using data slippers") or ("cong ma code snippets"))) or ("locating bug code snippets"))*.