Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"cong ching wu snippets" » "cong chieng wu snippets", "cong chung wu snippets", "jong ching wu snippets", "cong chinh su snippets", "cong chinh du snippets", "cong chinh tu 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 ("cong ching wu snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( cong ching wu snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("cong ching wu snippets"))) or ("locating bug core snippets"))*.