import Foundation
import UIKit


var word = ""

var subStringRepeat = false

word = "repeat"

subStringRepeat = word.range(of: "repeat", options: .caseInsensitive) != nil ||
    word.range(of: "reoccurring", options: .caseInsensitive) != nil

print(#line, word, ":", subStringRepeat)

word = "rePeating"

subStringRepeat = word.range(of: "repeat", options: .caseInsensitive) != nil ||
    word.range(of: "reoccurring", options: .caseInsensitive) != nil

print(#line, word, ":", subStringRepeat)

word = "reoccurring"

subStringRepeat = word.range(of: "repeat", options: .caseInsensitive) != nil ||
    word.range(of: "reoccurring", options: .caseInsensitive) != nil

print(#line, word, ":", subStringRepeat)