Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lua co sach slippers" » "lua bo sach slippers", "lua cuon sach slippers", "lua hoc sach slippers", "cua co sach slippers", "qua co sach slippers", "lua chon sach slippers", "lua co sach slippery", "lua co sach 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: (((("lua co sach slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( lua co sach slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("lua co sach slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.