def processNlToks(nlToks):
  return [tok.encode('ascii', 'replace').decode().strip() for tok in nlToks \
           if tok != "-RCB-" and \
           tok != "-LCB-" and \
           tok != "-LSB-" and \
           tok != "-RSB-" and \
           tok != "-LRB-" and \
           tok != "-RRB-" and \
           tok != "@link" and \
           tok != "@code" and \
           tok != "@inheritDoc" and \
           tok.encode('ascii', 'replace').decode().strip() != '']