Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"cong cua cha snippets" » "cong cu cha snippets", "dong cua cha snippets", "huong cua cha snippets", "cong cua chu snippets", "cong cua nha snippets", "cong chua chay 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 ("cong cua cha snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( cong cua cha snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("cong cua cha snippets"))) or ("locating bug core snippets"))*.