Perhaps you should try some spelling variations:
"creating o cao snippets" » "creating _ cao snippets", "creating o lao snippets", "creating o cac snippets"
"creating a case snippets" » "creating _ case snippets", "reading a case snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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