j.s. bach: es ist ein trotzig und verzagt ding, bwv 176 - the church cantatas, vol. 186 Published 2 days ago • 2.3K plays • Length 11:49 Download video MP4 Download video MP3 Similar videos 2:38 geometry in figures 1.5 : the sum of the opposite angles in cyclic quadrilateral 1:23 liber matematik 1a 1143 b