Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"dung java java snippets" » "dung va java snippets"
"dan hoc phi snippets" » "van hoc phi snippets", "dan toc phi snippets", "dai hoc phi snippets", "dan hoc pho snippets", "dan hoc chi snippets", "dan hoc khi 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 ("dan hoc phi snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("dan hoc phi snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dan hoc phi snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("dan hoc phi snippets"))) or ("locating bug code slippers"))*.