Perhaps you should try some spelling variations:
"python using real snippets" » "python using metal snippets", "python using raw snippets", "python using real slippers"
"tao so trong snippets" » "tao so truong snippets", "tao ro trong snippets", "tao co trong snippets", "tao soi trong snippets", "tao son trong snippets", "tao mo trong snippets", "tao so trong 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 real snippets") or ("tao so trong snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using real snippets") OR ("tao so trong snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using real snippets ) or ( tao so trong snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using real snippets") or ("tao so trong snippets"))) or ("locating bug code snippets"))*.