Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"dung chat nan snippets" » "dung nhat nan snippets", "luong chat nan snippets", "dung cho nan snippets", "dung chat ban snippets", "dung chat ran snippets", "dung chan nan 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 chat nan snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dung chat nan snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dung chat nan snippets"))) or ("locating bug core snippets"))*.