import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
 
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		final String regex = "((?<!^i(?=nn))[^aeiou])+\\1";
		final String string = "asso\n"
			 + "assso\n"
			 + "assocco\n"
			 + "innasso";
		final String subst = "$1";
 
		final Pattern pattern = Pattern.compile(regex);
		final Matcher matcher = pattern.matcher(string);
 
		final String result = matcher.replaceAll(subst);
 
		System.out.println(result);
	}
}

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