Perhaps you should try some spelling variations:
"cau danh su snippets" » "cao danh su snippets", "chuc danh su snippets", "nam danh su snippets", "cau dang su snippets", "cau dan su snippets", "cau danh tu snippets", "cau danh su slippers"
"python using a snippets" » "python using a 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: (((("cau danh su snippets") or ("python using a snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cau danh su snippets") OR ("python using a snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cau danh su snippets ) or ( python using a snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cau danh su snippets") or ("python using a snippets"))) or ("locating bug code snippets"))*.