Perhaps you should try some spelling variations:
"python using raw snippets" » "python using real snippets", "python using a snippets", "python using low snippets", "python using raw slippers"
"lua doi code snippets" » "lua doi cong snippets", "lua doi co snippets", "lua doi de snippets", "sua doi code snippets", "quan doi code snippets", "lua doi code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code 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 raw snippets") or ("lua doi code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using raw snippets") OR ("lua doi code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using raw snippets ) or ( lua doi code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using raw snippets") or ("lua doi code snippets"))) or ("locating bug code snippets"))*.