Perhaps you should try some spelling variations:
"cong doan trong slippers" » "cong doan truong slippers", "cong doanh trong slippers", "cong doan trung slippers", "cong dan trong slippers", "cong hoan trong slippers", "dong doanh trong slippers", "cong doan trong slippery", "cong doan 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"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cong doan 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: (((("cong doan trong slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong doan trong slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong doan trong slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.