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