Perhaps you should try some spelling variations:
"dung using java snippets" » "dung ung java snippets", "dung sinh java snippets", "dung uong java snippets", "dung using data snippets", "dung using java slippers"
"dung dung lan snippets" » "duong dung lan snippets", "ung dung lan snippets", "dung ung lan snippets", "dung dung luan snippets", "dung dung land snippets", "dung dung lam snippets", "dung dung lan 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: "((((\"dung using java snippets\") OR (\"dung dung lan snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( dung using java snippets ) OR ( dung dung lan snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung using java snippets") OR ("dung dung lan snippets"))) OR ("locating bug code snippets"))*.