Many of his smaller works for one or two voices and instruments he called air sÃ rieux or air Ã boire if they are in French , but cantata if they are in Italian . Many of his smaller works for one or two voices and instruments resemble the Italian cantata of the time , and share most features except for the name : Charpentier calls them air sÃ rieux or air Ã boire if they are in French , but cantata if they are in Italian .