private static ArrayList<Integer> darIndices(String titulo, String key) {
		ArrayList<Integer> indices = new ArrayList<Integer>();
		String palabra = "",palAux="";
		int aux = 0;
		for (int i = 0; i < titulo.length(); i++) {
			char caracter = titulo.charAt(i);
			if(caracter!=' '){
				if(Character.isLetter(caracter))
					palabra+=caracter;
				else{
					palAux=palabra+caracter;
					aux++;
				}
			}
			else{
//				if(palabra.length()==key.length()){
//					int cantLetras=0;
//					for(int p=0;p<palabra.length();++p){
//						if(Character.isLetter(palabra.charAt(p)) && palabra.charAt(p)==key.charAt(p))
//					}
//				}
				if(palabra.equalsIgnoreCase(key)){
					indices.add(i-palabra.length()-aux);
				}else if(palAux.equalsIgnoreCase(key)){
					indices.add(i-palAux.length());
				}
				palabra = "";
				palAux="";
				aux=0;
			}
		}
		
		if(palabra.equalsIgnoreCase(key)){
			indices.add(titulo.length()-palabra.length()-aux);
		}else if(palAux.equalsIgnoreCase(key)){
			indices.add(titulo.length()-palAux.length());
		}
		return indices;
	}