def listOflistsToString(listOfLists):
    """ Convert a list of lists to a string, each list top level list separated by a newline.
    
        Args:
            listOfLists: a list of lists, containing strings in the lowest level
    
        Returns:
            listOfLists as a string, each top level list separated by a newline
     """
    output = []
    line = []
    for element in listOfLists:
        line = " ".join(element)
        line = line
        output.append(line)
    return "\n".join(output)