Perhaps you should try some spelling variations:
"creating a key snippets" » "creating _ key snippets", "reading a key snippets", "creating a key slippers"
"leading _ code snippets" » "learning _ code snippets", "leading _ core snippets", "leading _ code slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("leading _ code snippets") or ("creating a key snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("leading _ code snippets") OR ("creating a key snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( leading _ code snippets ) or ( creating a key snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("leading _ code snippets") or ("creating a key snippets"))) or ("locating bug code snippets"))*.