Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung mo hat slippers" » "dung co hat slippers", "dung cho hat slippers", "dung von hat slippers", "dung ho hat slippers", "dung mo hay slippers", "dung mo hat slippery", "dung mo hat 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 mo hat 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 mo hat slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung mo hat slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung mo hat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.