Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"che duoc dat snippets" » "che thuoc dat snippets", "che do dat snippets", "te duoc dat snippets", "che duoc bat snippets", "che duoc dai snippets", "che duoc dan snippets", "che duoc dat 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: "((((\"che duoc dat snippets\") OR (\"dung java java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( che duoc dat snippets ) OR ( dung java java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("che duoc dat snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets"))*.