-th a-a a-i a-t aaa aad aah aai aat aay ad- ada add adh adi adt ady aha ahd ahh ahi aht ahy ai- aia aid aih aii ait aiy at- ata atd ath ati att ay- aya ayd ayh ayi ayt daa dad dah dai dat day dda ddd ddh ddi ddt ddy dh- dha dhd dhh dhi dht di- dia did dih dii dit diy dta dtd dth dti dtt dty dy- dya dyd dyy h-i haa had hah hai hat hay hda hdd hdh hdi hdt hdy hha hhd hhh hhi hht hhy hia hid hih hii hit hta htd hth hti htt hty hy- hya hyd hyh hyi hyt hyy i-d ia- iaa iad iah iai iat ida idd idh idi idt idy iha ihd ihh ihi iht ihy iia iid iih iii iit ita itd ith iti itt ity iya iyt iyy taa tad tah tai tat tay tda tdd tdh tdi tdt tdy th- tha thd thh thi tht thy tia tid tih tii tit tiy tta ttd tth tti ttt tty tya tyd tyt yaa yad yah yai yat yay yda ydt ydy yha yhi yht yid yih yii yit yta ytd yth ytt yyt yyy