Perhaps you should try some spelling variations:
"python using java slippery" » "python using data slippery"
"bo cong da slippers" » "so cong da slippers", "cao cong da slippers", "hoc cong da slippers", "bo cong dan slippers", "bo cong dac slippers", "bo cong dau slippers", "bo cong da 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 ("bo cong da slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java slippery") OR ("bo cong da slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java slippery ) or ( bo cong da slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java slippery") or ("bo cong da slippers"))) or ("locating bug code snippets"))*.