MySQL - Grant user permission to create table as long is it has a prefix in the name
There is not a wildcard facility of that sort.

Don't prefix columns with the table name.    If you need qualification, do tablename.columnname.

Don't prefix tables with the table name.  If you need qualification, do dbname.tablename.

If necessary, move all the examples into a separate db and GRANT suitable permissions to suitable users for that database.