-er -ey a-a a-t aaa aad aae aak aar aat aau aay ad- ada add ade adk adr adt adu ady aea aed aee aek aer aet aeu aey aka akd ake akk akr aku ar- ara ard are ark arr art aru ary at- ata atd ate atr att atu au- aua aud aue auk aur aut ay- aya ayd aye ayk ayr ayt ayu daa dad dae dak dar dat dau day dda ddd dde ddk ddr ddt ddu ddy de- dea ded dee dek der det deu dey dka dke dkk dkr dkt dku dra drd dre drk drr drt dru dry dta dtd dte dtk dtr dtt dtu dty dua dud due duk dur dut duy dy- dya dyd dye dyk dyr dyu dyy eaa ead eae eak ear eat eau ed- eda edd ede edk edr edt edu edy eea eed eee eek eer eet eey eka ekd eke ekr ekt eku eky era erd ere erk err ert eru ery eta etd ete etk etr ett etu ety eu- eua eud eue eur eut eya eyd eye eyr eyt k-t ka- kaa kad kae kak kar kat kau kay kda kde kdk kdr kdt kdu kdy ke- kea ked kee kek ker ket key kke kkk kkr kkt kku kky kra krd krk krr krt kru kry kta kte ktk ktr ktt ktu kud kue kuk kur kut kuu kuy kya kyd kye kyr kyt kyu ra- raa rad rae rak rar rat rau ray rda rdd rde rdr rdt rdu rdy re- rea red ree rek rer ret reu rey rke rkk rkt rku rky rra rrd rrk rrr rrt rru rta rtd rte rtk rtr rtt rtu rty rua rud rue ruk rur rut ruu ruy ry- rya ryd rye ryk ryr ryu ryy taa tad tae tak tar tat tau tay tda tdd tde tdk tdr tdt tdu tdy te- tea ted tee tek ter tet teu tey tka tke tkk tkr tkt tky tra trd tre trk trr trt tru try tta ttd tte ttk ttr ttt ttu tty tua tud tue tuk tur tut tuu tuy tya tyd tye tyr tyt ua- uaa uad uae uak uar uat uau uay uda udd ude udk udr udt udu uea ued uee uer uet uey uka uke ukk ukr uku ur- ura urd ure urk urr urt uru ury uta utd ute utk utr utt utu uty uua uue uur uut uuu uyu yaa yad yae yak yar yat yau yay yda yde ydt ydy yea yed yee yek yer yet yey yka ykk yra yre yrt yru yta ytd yte ytk ytr ytt ytu yua yud yue yuk yur yut yuu yuy yye yyt yyu yyy