Perhaps you should try some spelling variations:
"python using java slippers" » "python using data slippers", "python using java slippery", "python using java grippers"
"cac hoat su snippets" » "cao hoat su snippets", "cac hat su snippets", "cac khoan su snippets", "cac hoa su snippets", "cac hoach su snippets", "cac hoat quy snippets"
"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: (((("python using java slippers") or ("cac hoat su snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java slippers") OR ("cac hoat su snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java slippers ) or ( cac hoat su snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java slippers") or ("cac hoat su snippets"))) or ("locating bug code snippets"))*.