Perhaps you should try some spelling variations:
"python using sat slippery" » "python using data slippery", "python using a slippery", "python using raw slippery"
"tin hoc tu slippers" » "sinh hoc tu slippers", "tin hoc thuc slippers", "tin hoc tu 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.

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