Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"tinh duoc dan snippets" » "trinh duoc dan snippets", "sinh duoc dan snippets", "tinh duc dan snippets", "tinh duoc ban snippets", "tinh duoc dai 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 ("tinh duoc dan snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( tinh duoc dan snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("tinh duoc dan snippets"))) or ("locating bug core snippets"))*.