Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung dat ma slippers" » "dung va ma slippers", "dung tai ma slippers", "dung dat may slippers", "dung dat va slippers", "dung mat ma slippers", "dung dat ma slippery", "dung dat ma 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 dat ma 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 dat ma slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung dat ma slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung dat ma slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.