Perhaps you should try some spelling variations:
"dung hinh dan slippers" » "dung chinh dan slippers", "tung hinh dan slippers", "dung ninh dan slippers", "dung binh dan slippers", "dung hinh san slippers", "dung linh dan slippers", "dung hinh dan slippery", "dung hinh dan grippers"
"dung java java snippets" » "dung va java snippets"
"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 hinh dan 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 hinh dan slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung hinh dan slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung hinh dan slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.