Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"dan trinh o snippets" » "dan tinh o snippets", "van trinh o snippets", "hanh trinh o snippets", "dan trinh do snippets", "dan trinh co snippets", "dan trinh mo 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 ("dan trinh o snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dan trinh o snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dan trinh o snippets"))) or ("locating bug core snippets"))*.