public void build_dicos() throws IOException{
		String voc_word = voc_r.readl();
		while(voc_word != null){
			voc.put(voc_word, true);
			voc_word = voc_r.readl();
		}
		
		String subvoc_word = subvoc_r.readl();
		while(subvoc_word != null){
			subvoc.put(subvoc_word, true);
			subvoc_word = subvoc_r.readl();
		}
	}