Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van le tran slippers" » "van le trang slippers", "van le tuan slippers", "van le tan slippers", "van de tran slippers", "ban le tran slippers", "van le tran slippery", "van le tran 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 le tran slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( van le tran slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("van le tran slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.