Perhaps you should try some spelling variations:
"nhanh cay cat snippets" » "nhanh ha cat snippets", "nhanh bac cat snippets", "nhanh va cat snippets", "nhanh cay ca snippets", "nhanh may cat snippets", "nhanh cay cao snippets"
"dung java java snippets" » "dung va java snippets"
"locating bug code snippets" » "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: (((("nhanh cay cat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhanh cay cat snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhanh cay cat snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhanh cay cat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.