-th a-a a-b a-t aaa aab aad aah aar aat aau aay ab- aba abb abd abh abr abt abu aby ad- ada adb add adh adr adt adu ady aha ahb ahd ahh ahr aht ahu ahy ar- ara arb ard arh arr art aru ary at- ata atb atd ath atr att atu au- aua aub aud auh aur aut ay- aya ayd ayh ayr ayt ayu b-u baa bab bad bah bar bat bau bay bba bbb bbd bbh bbr bbt bbu bby bda bdb bdd bdh bdr bdt bdu bdy bha bhb bhd bhh bhr bht bhu bra brb brd brh brr brt bru bry bta btb btd bth btr btt btu bty bua bub bud buh bur but buu buy by- bya byd byh byr byt byu daa dab dad dah dar dat dau day dba dbb dbd dbh dbr dbt dbu dby dda ddb ddd ddh ddr ddt ddu ddy dh- dha dhb dhd dhh dhr dht dhu dra drb drd drr drt dru dry dta dtb dtd dth dtr dtt dtu dty dua dub dud duh dur dut duy dy- dya dyb dyd dyr dyu dyy haa hab had hah har hat hau hay hba hbb hbd hbh hbr hbt hbu hby hda hdb hdd hdh hdr hdt hdu hdy hha hhb hhd hhh hhr hht hhu hhy hr- hra hrb hrd hrh hrr hrt hru hta htb htd hth htr htt hty hua hub hud huh hur hut huu huy hy- hya hyb hyd hyh hyr hyt hyy ra- raa rab rad rah rar rat rau ray rba rbb rbd rbh rbr rbt rbu rda rdb rdd rdh rdr rdt rdu rdy rh- rha rhb rhd rhh rhr rht rhu rra rrb rrd rrh rrr rrt rru rta rtb rtd rtr rtt rtu rty rua rub rud ruh rur rut ruu ruy ry- rya ryd ryr ryu ryy taa tab tad tah tar tat tau tay tba tbb tbd tbh tbr tbt tbu tda tdb tdd tdh tdr tdt tdu tdy th- tha thb thd thh thr tht thu thy tra trb trd trh trr trt tru try tta ttb ttd tth ttr ttt ttu tty tua tub tud tuh tur tut tuu tuy tya tyd tyr tyt ua- uaa uab uad uah uar uat uau uay uba ubb ubh ubr ubt ubu uby uda udb udd udr udt udu uha uhb uhd uhh uhr uht uhu uhy ur- ura urb urd urr urt uru ury uta utb utd uth utr utt utu uty uua uur uut uuu uyu yaa yab yad yah yar yat yau yay ybr yby yda ydt ydy yha yht yhu yra yrt yru yta ytd yth ytr ytt ytu yua yud yuh yur yut yuu yuy yyb yyt yyu yyy