Perhaps you should try some spelling variations:
"doan hung dat slippers" » "doan phuong dat slippers", "doanh chung dat slippers", "doanh nhung dat slippers", "doan dung dat slippers", "doan vung dat slippers", "doan hung dao slippers", "doan hung dat slippery", "doan hung dat 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: (((("doan hung dat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doan hung dat slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doan hung dat slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doan hung dat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.