Perhaps you should try some spelling variations:
"using raw nheo snippets" » "using real nheo snippets", "using a nheo snippets", "using low nheo snippets", "using raw ngheo snippets", "using raw theo snippets", "using raw nho snippets", "using raw nheo slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using raw nheo snippets\") OR (\"dung java java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( using raw nheo snippets ) OR ( dung java java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using raw nheo snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets"))*.