Perhaps you should try some spelling variations:
"dung doanh lam slippers" » "dung dan lam slippers", "dung dong lam slippers", "dung doanh luan slippers", "dung doanh tai slippers", "dung dinh lam slippers", "dung doanh lam slippery", "dung doanh lam 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 doanh lam 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 doanh lam slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung doanh lam slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung doanh lam slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.