a-a a-t a-z aaa aam aao aas aat aaz ama amm amo ams amt amz aoa aom aoo aos aot as- asa asm aso ass ast asz at- ata atm ato ats att atz az- aza azm azo azs azt azz m-o maa mam mao mas mat maz mma mmm mmo mms mmt mmz moa mom moo mos mot moz msa msm mso mss mst mta mtm mto mts mtt mza mzm mzt oaa oam oao oas oat om- oma omm omo oms omt omz oo- ooa oom ooo oos oot os- osa osm oso oss ost ot- ota otm oto ots ott otz oza ozm ozo ozs ozt ozz saa sam sao sas sat saz sma smm smo sms smt smz soa som soo sos sot soz ss- ssa ssm sso sss sst ssz sta stm sto sts stt stz sza taa tam tao tas tat taz tma tmm tmo tms tmt tmz to- toa tom too tos tot toz tsa tsm tso tss tst tta ttm tto tts ttt tza tzs zaa zam zao zas zat zaz zma zmm zms zmt zo- zoa zom zoo zos zot zsa zsm zst zsz zta ztm zzs zzt zzz