Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"cong danh mau snippets" » "cuong danh mau snippets", "cong dan mau snippets", "cong thanh mau snippets", "cong anh mau snippets", "cong danh dau snippets", "cong dang mau 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 danh mau snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( cong danh mau snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("cong danh mau snippets"))) or ("locating bug core snippets"))*.