Perhaps you should try some spelling variations:
"dung dinh trong slippers" » "dung chinh trong slippers", "dung dinh thuong slippers", "dung dinh duong slippers", "dang dinh trong slippers", "dung dich trong slippers", "dung ninh trong slippers", "dung dinh trong slippery", "dung dinh trong 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 dinh trong 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 dinh trong slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung dinh trong slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung dinh trong slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.