Perhaps you should try some spelling variations:
"khuan noi trinh snippets" » "khao noi trinh snippets", "khoa noi trinh snippets", "khuan doi trinh snippets", "khuan ngoai trinh snippets", "khuan hoi tinh snippets", "khuan noi trinh 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: (((("khuan noi trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khuan noi trinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khuan noi trinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khuan noi trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.