a-a a-t aaa aad aao aap aat aay ad- ada add ado adp adt ady aoa aod aoo aop aot ap- apa apd apo app apt apy at- ata atd ato atp att ay- aya ayd ayo ayp ayt daa dad dao dap dat day dda ddd ddo ddp ddt ddy doa dod doo dop dot doy dpa dpd dpo dpp dpt dta dtd dto dtp dtt dty dy- dya dyd dyo dyp dyy oaa oad oao oap oat oda odd odo odp odt oo- ooa ood ooo oop oot op- opa opd opo opp opt opy ot- ota otd oto otp ott oya oyd oyo p-p paa pad pao pap pat pay pda pdd pdo pdp pdt poa pod poo pop pot poy ppa ppd ppo ppp ppt pt- pta ptd pto ptp ptt pty py- pya pyd pyo pyt taa tad tao tap tat tay tda tdd tdo tdp tdt tdy to- toa tod too top tot toy tpa tpd tpo tpp tpt tta ttd tto ttp ttt tty tya tyd tyo typ tyt yaa yad yao yap yat yay yda ydo ydt ydy yod yoo yop yot yoy ypa ypd ypo yta ytd yto ytp ytt yyt yyy