Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"dung nhat nen snippets" » "dung nhan nen snippets", "dang nhat nen snippets", "dung nha nen snippets", "dung nhat bien snippets", "dung nhat nheo snippets", "dung nhat tien 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 ("dung nhat nen snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dung nhat nen snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dung nhat nen snippets"))) or ("locating bug core snippets"))*.