@Override
	public String toString() {

		String str = "{ ";
		for (int j = 0; j < rhymeList.size(); j++) {

			for (int k = 0; k < rhymeList.get(j).size(); k++) {
				if (k + 1 == rhymeList.get(j).size())
					str += rhymeList.get(j).get(k);
				else
					str += rhymeList.get(j).get(k) + ", ";
			}
			if (j + 1 == rhymeList.size())
				str += " }\n";
			else
				str += " }\n{ ";

		}
		return str;
	}