Perhaps you should try some spelling variations:
"dang gioi trong snippets" » "dang gioi trung snippets", "dang nguoi trong snippets", "dang gian trong snippets", "dang khoi trong snippets", "dang giao trong snippets", "dang noi trong snippets", "dang gioi trong 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: (((("dang gioi trong snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang gioi trong snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang gioi trong snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang gioi trong snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.