((((b|c)|(d|f))|((g|h)|(j|k)))|(((l|m)|(n|p))|((q|r)|(s|t))|((v|w)|(x|z))))*.*((((b|c)|(d|f))|((g|h)|(j|k)))|(((l|m)|(n|p))|((q|r)|(s|t))|((v|w)|(x|z))))*