Perhaps you should try some spelling variations:
"trong toan trac slippers" » "truong toan trac slippers", "trong tan trac slippers", "trong hoan trac slippers", "trong toan tran slippers", "trong thoan tran slippers", "trong toan tap slippers", "trong toan trac slippery", "trong toan trac 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: (((("dung java java snippets") or ("trong toan trac 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 toan trac slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trong toan trac slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trong toan trac slippers"))) or ("locating bug code snippets"))*.