Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"hat dan chan snippets" » "hat dan gian snippets", "hat dan ca snippets", "hat van chat snippets", "hat van chan snippets", "mat dan chan snippets", "nhat danh chan 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 ("hat dan chan snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( hat dan chan snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("hat dan chan snippets"))) or ("locating bug core snippets"))*.