Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"trinh va he snippets" » "trinh van he snippets", "trinh vat he snippets", "trinh ve he snippets", "trinh va che snippets", "trinh va ghe snippets", "trinh va de 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 ("trinh va he snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( trinh va he snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("trinh va he snippets"))) or ("locating bug core snippets"))*.