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