Perhaps you should try some spelling variations:
"phong cac phan slippers" » "phong cach phan slippers", "thong cac phan slippers", "phong cai phan slippers", "phong cac nhan slippers", "phong cao phan slippers", "phong cap phan slippers", "phong cac phan slippery", "phong cac phan 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: (((("phong cac phan slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phong cac phan slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phong cac phan slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phong cac phan slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.