Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"hat van dan snippets" » "hoat van dan snippets", "ha van dan snippets", "hai van dan snippets", "hat van ban snippets", "hat ban dan snippets", "hat van dao 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 van dan snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( hat van dan snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("hat van dan snippets"))) or ("locating bug core snippets"))*.