Perhaps you should try some spelling variations:
"using java code slippers" » "using data code slippers"
"cong lang code snippets" » "cong vang code snippets", "cong luong code snippets", "cong quang code snippets", "cong lang co 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java code slippers") or ("cong lang code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code slippers") OR ("cong lang code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using java code slippers ) or ( cong lang code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java code slippers") or ("cong lang code snippets"))) or ("locating bug code snippets"))*.