-er a-a aaa aad aae aaf aaj aak aao aar ad- ada add ade adf adj adk ado adr aea aed aee aef aej aek aeo aer af- afa afd afe aff afj afk afo afr aja ajd aje ajf ajj ajk ajo ajr aka akd ake akj akk ako akr aoa aod aoe aof aoj aok aoo aor ar- ara ard are arf arj ark aro arr daa dad dae daf daj dak dao dar dda ddd dde ddf ddk ddo ddr de- dea ded dee def dej dek deo der dfa dfd dfe dff dfj dfk dfo dfr dj- dja djd dje djf djk djo dka dke dkk dko dkr doa dod doe dof doj dok doo dor dra drd dre drj drk dro drr eaa ead eae eaf eaj eak eao ear ed- eda edd ede edf edj edk edo edr eea eed eee eef eek eeo eer ef- efa efd efe eff efo efr eja ejd ejf ejo eka ekd eke ekf eko ekr eo- eoa eod eoe eof eok eoo eor era erd ere erf erk ero err faa fad fae faf faj fak fao far fda fdd fde fdf fdj fdk fdo fdr fea fed fee fef fek feo fer ffa ffd ffe fff ffk ffo ffr fja fjd fka fkf fkj fkk foa foe fof fok foo for fra frd fre frf frj frk fro frr j-d jaa jad jae jaf jaj jak jao jar jda jde jdf jdo jdr jea jed jee jef jej jek jeo jer jfa jfd jfe jff jfj jfk jfo jfr jja jjf jjj jjk jjr jka jkk jko jkr joa jod joe jof joj jok joo jor jra jrf jrk jro jrr ka- kaa kad kae kaf kaj kak kao kar kda kde kdf kdk kdo kdr ke- kea ked kee kef kek keo ker kfa kfd kff kfo kje kjr kke kkk kkr koa kod koe kof kok koo kor kra krd krf krk kro krr oaa oad oae oaf oaj oak oao oar oda odd ode odf odo odr oea oed oee oef oeo oer of- ofa ofd ofe off ofo ofr oja ojd oje ojo oka okd oke okj okk oko okr oo- ooa ood oof ook ooo oor or- ora ord ore orf ork oro orr ra- raa rad rae raf raj rak rao rar rda rdd rde rdf rdj rdo rdr re- rea red ree ref rek reo rer rfa rfd rfe rff rfj rfk rfo rfr rja rjf rjk rjr rke rkf rkk rko roa rod roe rof roj rok roo ror rra rrd rrf rrk rrr