Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van doan su slippers" » "van doanh su slippers", "van toan su slippers", "van hoan su slippers", "van dan su slippers", "van doan tu slippers", "van doan vu slippers", "van doan su slippery", "van doan su 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: (((("van doan su slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( van doan su slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("van doan su slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.