Perhaps you should try some spelling variations:
"danh chat trong slippers" » "danh nhat trong slippers", "danh thuat trong slippers", "danh chat luong slippers", "dinh chat trong slippers", "doanh chau trong slippers", "danh cho trong slippers", "danh chat trong slippery", "danh chat 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 java java snippets") or ("danh chat trong slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("danh chat trong slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( danh chat trong slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("danh chat trong slippers"))) or ("locating bug code snippets"))*.