C 7, 816s7
30 o arfav dyrnodiav dvr

CM 5, 331s2
30 o frathav dyrnodiav dvr

H 26, 351s2
30 o arvae dyrnodiae dur

G 1, 128vs129r
30 o frathav dyrnodav dvr

M 212, rhif 14
30 O arvey dyrnodieu dur

Ll 48, 72s4
30 o arfav dyrnaidav dur

Ll 134, 150vs151r
30 o arfav dyrnodav dur

BL Add. 14876, 5r
30 mair a glyw mae mawr ei glywf