ddd ddg ddi ddo ddr ddt ddz dgd dgg dgi dgr dgt dgz di- did dig dii dio dir dit diz dod dog doi doo dor dot doz drd drg dri dro drr drt drz dtd dtg dti dto dtr dtt dtz dzd dzi dzo dzr g-d gdd gdi gdo gdr gdt ggd ggg ggi ggo ggr ggt ggz gid gig gii gio gir git giz god gog goi goo gor got goz grd grg gri gro grr grt gtd gtg gti gto gtr gtt gzo gzr i-d idd idg idi ido idr idt igd igg igi igo igr igt iid iii iio iir iit io- iod iog ioi ioo ior iot ir- ird irg iri iro irr irt itd itg iti ito itt itz izi izo izz o-i odd odg odi odo odr odt ogd ogg ogi ogo ogt oid oii oio oir oit oiz oo- ood oog ooi ooo oor oot or- ord org ori oro orr ort orz ot- otd otg oti oto otr ott otz ozo ozt ozz rdd rdg rdi rdo rdr rdt rgd rgg rgi rgo rgr rgt rid rig rii rio rir rit riz rod rog roi roo ror rot roz rrd rrg rri rrr rrt rtd rtg rti rto rtr rtt rtz rzo tdd tdg tdi tdo tdr tdt tgg tgi tgo tgr tgt tgz tid tig tii tio tir tit tiz to- tod tog toi too tor tot toz trd trg tri tro trr trt trz ttd ttg tti tto ttr ttt tzd z-g zdt zgg zgi zid zig zio zir zit ziz zo- zod zog zoi zoo zor zot zro ztr zzr zzt zzz