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