Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery"
"web dan code snippets" » "web dan de snippets", "web ban code snippets", "web da code snippets", "web bang code snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

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 slippery") or ("web dan code snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java slippery") OR ("web dan code snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( python using java slippery ) or ( web dan code snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java slippery") or ("web dan code snippets"))) or ("locating bug code slippers"))*.