kāore i kō atu i ...
1. [you] can't be beaten, there's nobody better than, there's nothing better than - an idiom used to indicate how exceeding good someone is at a particular activity, or how good something is. Also as kāore i kō atu, kāore i kō mai or kāore i kō atu, i kō mai.
Kāore i kō atu i a Te Ururoa mō te kōkiri i ngā take Māori. / There is nobody better than Te Ururoa at promoting Māori issues.
Ahakoa he aha te reo o tēhea whenua o te ao, ki te kore e kōrerotia e kore e ora, me whai kaikōrero tēnei mea te reo e tino ora ai, kāore i kō atu, kāore i kō mai - koinā! (HM 3/1998:2). / No matter what language of whichever country of the world, if it's not spoken it will not survive, languages must have speakers to really survive, there's nothing as important - that's it in a nutshell!
Kāore i kō mai, i kō atu o Whāingaroa mō te whakahekeheke ngaru (HJ 2012:26). / There's nowhere better than Raglan for surfing.