Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung tu ben slippers" » "dung thu ben slippers", "dung tru ben slippers", "dung cu ben slippers", "dung tu ban slippers", "dung tu den slippers", "dung tu gen slippers", "dung tu ben slippery", "dung tu ben grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung tu ben slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung tu ben slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung tu ben slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung tu ben slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.