Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi cua han slippers" » "hoi cua han slippers", "dai cua han slippers", "dong cua han slippers", "doi cua nhan slippers", "doi cua hang slippers", "doi cua phan slippers", "doi cua han slippery", "doi cua han 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: (((("doi cua han slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( doi cua han slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("doi cua han slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.