Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dan su robot slippers" » "dan so robot slippers", "dan _ robot slippers", "dan a robot slippers", "dang su robot slippers", "dan su robot slippery", "dan su robot 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: (((("dan su robot slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan su robot slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan su robot slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan su robot slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.