def replaceMultiple(mainString, toBeReplaces, newString):
    """
    Replace a set of multiple sub strings with a new string
    """
    # Iterate over the strings to be replaced
    for elem in toBeReplaces:
        # Check if string is in the main string
        if elem in mainString:
            # Replace the string
            mainString = mainString.replace(elem, newString)

    return mainString