1 verse has
يَكُن
in Edition Uthmani / Ash-Shu'araa (The Poets)

197:26أَوَلَمْ يَكُن لَّهُمْ ءَايَةً أَن يَعْلَمَهُۥ عُلَمَٰٓؤُا۟ بَنِىٓ إِسْرَٰٓءِيلَ