a-a a-t aaa aak aam aan aao aas aat aka akk akm akn ako aks ama amk amm amn amo ams amt an- ana ank anm ann ano ans ant aoa aok aom aon aoo aos aot as- asa ask asm asn aso ass ast at- ata atm atn ato ats att k-t ka- kaa kak kam kan kao kas kat kkk kkm kkn kks kkt kma kmk kmm kmo kms kmt kn- kna knk knm knn kno knt koa kok kom kon koo kos kot ksa ksk ksm ksn kso kss kst kta ktk ktm ktn kto kts ktt m-o maa mak mam man mao mas mat mka mkk mkm mkn mko mks mkt mma mmk mmm mmn mmo mms mmt mna mnk mnm mnn mno mns mnt moa mok mom mon moo mos mot msa msk msm msn mso mss mst mta mtk mtm mtn mto mts mtt naa nak nam nan nao nas nat nka nkk nkm nkn nko nks nkt nma nmk nmm nmn nmo nms nmt nna nnk nnm nnn nno nns nnt no- noa nok nom non noo nos not nsa nsk nsm nsn nso nss nst nta ntk ntm ntn nto nts ntt oaa oak oam oan oao oas oat oka okk oko oks om- oma omm omn omo oms omt on- ona onk onn ono ons ont oo- ooa ook oom oon ooo oos oot os- osa osk osm osn oso oss ost ot- ota otk otm otn oto ots ott saa sak sam san sao sas sat sk- ska skk skm sko sks skt sma smk smm smn smo sms smt sna snk snm snn sno sns snt soa sok som son soo sos sot ss- ssa ssk ssm ssn sso sss sst sta stk stm stn sto sts stt taa tak tam tan tao tas tat tka tkk tkm tko tks tkt tma tmk tmm tmn tmo tms tmt tna tnk tnm tnn tno tns tnt to- toa tok tom ton too tos tot tsa tsk tsm tsn tso tss tst tta ttk ttm ttn tto tts ttt