docs: static void trans_w(FNLPCorpus corpus, String toPath) throws IOException,
  	UnsupportedEncodingException, FileNotFoundException {
  
  		BufferedWriter bout = new BufferedWriter(new OutputStreamWriter(
  				new FileOutputStream(toPath ), "UTF-8"));
  		Iterator<FNLPDoc> it1 = corpus.docs.iterator();
  		while(it1.hasNext()){
  			FNLPDoc doc = it1.next();
  			Iterator<FNLPSent> it2 = doc.sentences.iterator();
  			while(it2.hasNext()){
  				FNLPSent sent = it2.next();
  				if(!sent.hasTag())
  					continue;
  				for(int i=0;i<sent.size();i++){
  					String w = ct.normalize(sent.words[i]);
  					bout.write(w);
  					bout.write("\t");
  					bout.write(sent.tags[i]);
  					bout.write("\n");
  					bout.write("\n");
  					
  					String w1 = ChineseTrans.toFullWidth(w);
  					if(!w1.equals(w)){
  						bout.write(w1);
  						bout.write("\t");
  						bout.write(sent.tags[i]);
  						bout.write("\n");
  						bout.write("\n");
  					}
  					
  				}
  				bout.write("\n");
  			}
  
  		}
  		bout.close();
  	}