Perhaps you should try some spelling variations:
"using java code slippers" » "using data code slippers"
"co cac dao snippets" » "co cac dan snippets", "co ca dao snippets", "co cac dai snippets", "cho cac dao snippets", "ca cac dao snippets", "co cau dao snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code 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: (((("using java code slippers") OR ("co cac dao snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code slippers ) or ( co cac dao snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code slippers") or ("co cac dao snippets"))) or ("locating bug code snippets"))*.