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