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