For the distribution of the initial š- and h- in individual languages see *šū̆/šū̆ˀ/šū̆wa (compare also the initial ˀ- in BArm). See Kogan 2009:66, 68.
tóˀo sen ‘the same (f. pl.), as earlier’:
wa-gédaḥ éṣfɛr tóˀo sen ‘And once again the little birds came’ (CSOL I 22:65)