Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery", "python using java slippers"
"15 nang hang grippers" » "15 nang sang grippers", "15 hang hang grippers", "15 cang thang grippers", "15 nang hang slippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets", "locating bug 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 ("15 nang hang grippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java slippery") OR ("15 nang hang grippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java slippery ) or ( 15 nang hang grippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java slippery") or ("15 nang hang grippers"))) or ("locating bug code snippets"))*.