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