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