code: private List<String> splitCorpusNamesFromRaw(String rawCorpusNames)
    {
      return new ArrayList<>(Splitter.on(",").omitEmptyStrings().trimResults().splitToList(rawCorpusNames));
    }
docs: Splits a list of corpus names into a proper java list.
  
  @param rawCorpusNames The corpus names separated by ",".
  @return