Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"hang cho dan snippets" » "sang cho dan snippets", "han cho dan snippets", "tang cho dan snippets", "hang choi dan snippets", "hang cho dao snippets", "hang co dan 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 ("hang cho dan snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( hang cho dan snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("hang cho dan snippets"))) or ("locating bug core snippets"))*.