Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung thi su slippers" » "dung tai su slippers", "dung tri su slippers", "dung chi su slippers", "dung thi cu slippers", "dung thi tu slippers", "dung thi su slippery", "dung thi 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: (((("dung thi su slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( dung thi su slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung thi su slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.