a-a a-c a-t aaa aac aam aao aar aat aay ac- aca acc acm aco acr act acy ama amc amm amo amr amt amy aoa aoc aom aoo aor aot ar- ara arc arm aro arr art ary at- ata atc atm ato atr att ay- aya ayc ayo ayr ayt c-- caa cac cam cao car cat cay cca ccc ccm cco ccr cct cma cmc cmm cmo cmr cmt cmy co- coa coc com coo cor cot coy cra crc crm cro crr crt cry cta ctc ctm cto ctr ctt cty cya cyc cym cyo cyr cyt m-o m-r maa mac mam mao mar mat may mc- mca mcc mcm mco mcr mct mma mmc mmm mmo mmr mmt moa moc mom moo mor mot moy mra mrc mrm mro mrr mrt mry mta mtc mtm mto mtr mtt my- mya myc mym myo myr myt oaa oac oam oao oar oat oc- oca occ ocm oco ocr oct om- oma omc omm omo omr omt omy oo- ooa ooc oom ooo oor oot or- ora orc orm oro orr ort ory ot- ota otc otm oto otr ott oya oyo ra- raa rac ram rao rar rat ray rca rcc rcm rco rcr rct rma rmc rmm rmo rmr rmt roa roc rom roo ror rot roy rra rrc rrm rrr rrt rta rtc rtm rto rtr rtt rty ry- rya ryc rym ryo ryr ryy taa tac tam tao tar tat tay tca tcc tcm tco tcr tct tma tmc tmm tmo tmr tmt tmy to- toa toc tom too tor tot toy tra trc trm tro trr trt try tta ttc ttm tto ttr ttt tty tya tyc tym tyo tyr tyt yaa yac yam yao yar yat yay yca ycc yco ycy yma ymc ymm ymo ymt yoc yom yoo yor yot yoy yra yrc yro yrt yta ytc ytm yto ytr ytt yyc yyt yyy