Perhaps you should try some spelling variations:
"cong huong phi slippers" » "cong thuong phi slippers", "cong luong phi slippers", "cong hung phi slippers", "cong huong thi slippers", "cong vuong phi slippers", "cong huong phan slippers", "cong huong phi slippery", "cong huong phi 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 ("cong huong phi slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("cong huong phi slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( cong huong phi slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("cong huong phi slippers"))) or ("locating bug code snippets"))*.