Perhaps you should try some spelling variations:
"dung chun yu snippets" » "dung chung yu snippets", "dung chien yu snippets", "dung nhung yu snippets", "dung chen yu snippets", "dung chun su snippets", "dung chuang yu snippets", "dung chun yu 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: (((("dung chun yu snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung chun yu snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung chun yu snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung chun yu snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.