Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery"
"web quan van slippers" » "ve quan van slippers", "te quan van slippers", "mem quan van slippers", "web luan van slippers", "web quan va slippers", "web quan luan slippers", "web quan van grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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