using System;
using System.Linq;
using System.Collections.Generic;
 
public class Test
{
	public static void Main()
	{
        var foulWords = new List<string>(){"cat", "dog", "mouse", "Nice animal"};
        var phrases = new List<string>(){"A cat is good", "a dog is bad", "cat and dog are good", "Nice animal", "Hello", "Hello mouse", "This is bad"};
        int contains = phrases.Count(p => foulWords.Any(fw => p.Contains(fw)));
        Console.WriteLine("Phrases contain Foulwords {0} times", contains);
	}
}

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