Perhaps you should try some spelling variations:
"quan chuc danh snippets" » "quan chuc nganh snippets", "quan thuc hanh snippets", "quan chuc nang snippets", "quan chu danh snippets", "chuan chuc danh snippets", "quan cua danh snippets", "quan chuc 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 chuc 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 chuc danh snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using a snippets ) or ( quan chuc danh snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using a snippets") or ("quan chuc danh snippets"))) or ("locating bug code snippets"))*.