-er a-a aaa aad aae aaf aah aak aao aar ad- ada add ade adf adh adk ado adr aea aed aee aef aeh aek aeo aer af- afa afd afe aff afh afk afo afr aha ahd ahe ahf ahh ahk aho ahr aka akd ake akh akk ako akr aoa aod aoe aof aoh aok aoo aor ar- ara ard are arf arh ark aro arr daa dad dae daf dah dak dao dar dda ddd dde ddf ddh ddk ddo ddr de- dea ded dee def deh dek deo der dfa dfd dfe dff dfh dfk dfo dfr dh- dha dhd dhe dhf dhh dhk dho dhr dka dke dkk dko dkr doa dod doe dof doh dok doo dor dra drd dre drk dro drr eaa ead eae eaf eah eak eao ear ed- eda edd ede edf edh edk edo edr eea eed eee eef eek eeo eer ef- efa efd efe eff efh efo efr eha ehd ehe ehf ehh eho ehr eka ekd eke ekf ekh eko ekr eo- eoa eod eoe eof eoh eok eoo eor era erd ere erf erh erk ero err faa fad fae faf fah fak fao far fda fdd fde fdf fdh fdk fdo fdr fea fed fee fef feh fek feo fer ffa ffd ffe fff ffh ffk ffo ffr fha fhe fhf fhh fho fhr fka fkf fkk foa foe fof foh fok foo for fra frd fre frf frh frk fro frr haa had hae haf hah hak hao har hda hdd hde hdf hdh hdk hdo hdr he- hea hed hee hef heh hek heo her hfa hfd hfe hff hfh hfk hfo hfr hha hhd hhe hhf hhh hhk hho hhr hka hkd hkf hkh hkk hko hkr hoa hod hoe hof hoh hok hoo hor hr- hra hrd hre hrf hrh hrk hro hrr ka- kaa kad kae kaf kah kak kao kar kda kde kdf kdh kdk kdo kdr ke- kea ked kee kef keh kek keo ker kfa kfd kff kfh kfo kha khe khf khh khk kho khr kke kkh kkk kkr koa kod koe kof koh kok koo kor kra krd krf krk kro krr oaa oad oae oaf oah oak oao oar oda odd ode odf odh odo odr oea oed oee oef oeh oeo oer of- ofa ofd ofe off ofo ofr oha ohd ohe ohf ohh oho ohr oka okd oke okk oko okr oo- ooa ood oof ooh ook ooo oor or- ora ord ore orf orh ork oro orr ra- raa rad rae raf rah rak rao rar rda rdd rde rdf rdh rdo rdr re- rea red ree ref reh rek reo rer rfa rfd rfe rff rfh rfk rfo rfr rh- rha rhd rhe rhf rhh rho rhr rke rkf rkk rko roa rod roe rof roh rok roo ror rra rrd rrf rrh rrk rrr