-th a-a a-b a-i a-t aaa aab aad aah aai aar aat aay ab- aba abb abd abh abi abr abt aby ad- ada adb add adh adi adr adt ady aha ahb ahd ahh ahi ahr aht ahy ai- aia aib aid aih aii air ait aiy ar- ara arb ard arh ari arr art ary at- ata atb atd ath ati atr att ay- aya ayd ayh ayi ayr ayt baa bab bad bah bai bar bat bay bba bbb bbd bbh bbi bbr bbt bby bda bdb bdd bdh bdi bdr bdt bdy bha bhb bhd bhh bhi bhr bht bi- bia bib bid bih bii bir bit biy bra brb brd brh bri brr brt bry bta btb btd bth bti btr btt bty by- bya byd byh byi byr byt daa dab dad dah dai dar dat day dba dbb dbd dbh dbi dbr dbt dby dda ddb ddd ddh ddi ddr ddt ddy dh- dha dhb dhd dhh dhi dhr dht di- dia dib did dih dii dir dit diy dra drb drd dri drr drt dry dta dtb dtd dth dti dtr dtt dty dy- dya dyb dyd dyr dyy h-i haa hab had hah hai har hat hay hba hbb hbd hbh hbi hbr hbt hby hda hdb hdd hdh hdi hdr hdt hdy hha hhb hhd hhh hhi hhr hht hhy hia hib hid hih hii hir hit hr- hra hrb hrd hrh hri hrr hrt hta htb htd hth hti htr htt hty hy- hya hyb hyd hyh hyi hyr hyt hyy i-d ia- iaa iab iad iah iai iar iat iba ibb ibd ibh ibi ibr ibt iby ida idb idd idh idi idr idt idy iha ihb ihd ihh ihi ihr iht ihy iia iib iid iih iii iir iit ir- ira irb ird iri irr irt iry ita itb itd ith iti itt ity iya iyr iyt iyy ra- raa rab rad rah rai rar rat ray rba rbb rbd rbh rbi rbr rbt rda rdb rdd rdh rdi rdr rdt rdy rh- rha rhb rhd rhh rhi rhr rht ria rib rid rih rii rir rit riy rra rrb rrd rrh rri rrr rrt rta rtb rtd rti rtr rtt rty ry- rya ryd ryr ryy taa tab tad tah tai tar tat tay tba tbb tbd tbh tbi tbr tbt tda tdb tdd tdh tdi tdr tdt tdy th- tha thb thd thh thi thr tht thy tia tib tid tih tii tir tit tiy tra trb trd trh tri trr trt try tta ttb ttd tth tti ttr ttt tty tya tyd tyr tyt yaa yab yad yah yai yar yat yay ybi ybr yby yda ydt ydy yha yhi yht yid yih yii yir yit yra yrt yta ytd yth ytr ytt yyb yyt yyy