User-agent : Yeti
   User-agent: Googlebot
   User-agent: AdsBot-Google
   User-agent: AdsBot-Google-Mobile
   Allow: /
   Disallow: /op/ko/cn/UOPKOCNA04
   Disallow: /op/ko/pc/UOPKOPCA16
   Disallow: /op/ko/pc/UOPKOPCA17
   Disallow: /op/ko/pc/UOPKOPCA13
   Disallow: /op/ko/pc/UOPKOPCA14
   User-agent: *
   Disallow: /