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