"president of the Senate" . . "President of the Chamber of Senators of Bolivia" . . "President" . . . "President of the Senate Chamber" . . "President of the Chamber of Senators of Bolivia" . "Vice President of the Chamber of Senators" . . "President of the Chamber of Senators" . "President of the Senate" . . . . . "President of the
Chamber of Senators" . . "President of the National Senate" . . "Senate President" .