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