Perhaps you should try some spelling variations:
"trong thuc dung slippers" » "trong thu dung slippers", "thuong thuc dung slippers", "trong thuat dung slippers", "trong thuoc dung slippers", "trong thuy dung slippers", "trong tuc dung slippers", "trong thuc dung slippery", "trong thuc dung 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 ("trong thuc dung slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("trong thuc dung slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trong thuc dung slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trong thuc dung slippers"))) or ("locating bug code snippets"))*.