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