Perhaps you should try some spelling variations:
"cung trong mach snippets" » "dung trong mach snippets", "cong trong mach snippets", "vung trong mach snippets", "cung trong cac snippets", "cung trong minh snippets", "cung trong anh snippets", "cung trong mach 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: (((("cung trong mach snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cung trong mach snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cung trong mach snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cung trong mach snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.