-er a-a a-z aaa aad aae aah aak aao aar aau aaz ad- ada add ade adh adk ado adr adu adz aea aed aee aeh aek aeo aer aeu aez aha ahd ahe ahh ahk aho ahr ahu ahz aka akd ake akh akk ako akr aku aoa aod aoe aoh aok aoo aor aou ar- ara ard are arh ark aro arr aru arz au- aua aud aue auh auk auo aur auz az- aza azd aze azo azu azz daa dad dae dah dak dao dar dau daz dda ddd dde ddh ddk ddo ddr ddu ddz de- dea ded dee deh dek deo der deu dez dh- dha dhd dhe dhh dhk dho dhr dhu dka dke dkk dko dkr dku doa dod doe doh dok doo dor dou doz dra drd dre drk dro drr dru drz dua dud due duh duk duo dur duz dza dzd dze dzo dzr dzu eaa ead eae eah eak eao ear eau eaz ed- eda edd ede edh edk edo edr edu eea eed eee eek eeo eer eha ehd ehe ehh eho ehr ehu eka ekd eke ekh eko ekr eku eo- eoa eod eoe eoh eok eoo eor eou era erd ere erh erk ero err eru erz eu- eua eud eue eur eze ezh ezo ezr ezz haa had hae hah hak hao har hau haz hda hdd hde hdh hdk hdo hdr hdu hdz he- hea hed hee heh hek heo her heu hez hha hhd hhe hhh hhk hho hhr hhu hhz hka hkd hkh hkk hko hkr hku hoa hod hoe hoh hok hoo hor hou hr- hra hrd hre hrh hrk hro hrr hru hrz hua hud hue huh huk huo hur huu huz hzd hze hzo k-z ka- kaa kad kae kah kak kao kar kau kaz kda kde kdh kdk kdo kdr kdu ke- kea ked kee keh kek keo ker kez kha khe khh khk kho khr khu khz kke kkh kkk kkr kku koa kod koe koh kok koo kor kou koz kra krd krk kro krr kru kud kue kuh kuk kur kuu kzo oaa oad oae oah oak oao oar oau oda odd ode odh odo odr odu oea oed oee oeh oeo oer oha ohd ohe ohh oho ohr ohu oka okd oke okk oko okr oku oo- ooa ood ooh ook ooo oor or- ora ord ore orh ork oro orr oru orz ou- oua oud oue ouh ouk ouo our oza oze ozo ozu ozz ra- raa rad rae rah rak rao rar rau raz rda rdd rde rdh rdo rdr rdu re- rea red ree reh rek reo rer reu rez rh- rha rhd rhe rhh rho rhr rhu rke rkk rko rku rkz roa rod roe roh rok roo ror rou roz rra rrd rrh rrk rrr rru rua rud rue ruh ruk ruo rur ruu ruz rza rze rzo ua- uaa uad uae uah uak uao uar uau uaz uda udd ude udk udo udr udu uea ued uee ueh uer uha uhd uhe uhh uho uhr uhu uka uke ukk ukr uku ukz uoa uod uoe uok uoo uor ur- ura urd ure urk uro urr uru urz uua uue uur uuu uza uzh uzo uzu zaa zad zah zak zao zar zaz zea zed zee zeh zek zeo zer zez zha zhe zho zhr zhu zka zo- zoa zod zoe zok zoo zor zou zrh zro zud zuk zur zuz zzr zzz