a-a aaa aad aaf aak aao aar aav aay ad- ada add adf adk ado adr adv ady af- afa afd aff afk afo afr afv afy aka akd akk ako akr akv aoa aod aof aok aoo aor aov ar- ara ard arf ark aro arr arv ary av- ava avd avf avk avo avr avy ay- aya ayd ayf ayk ayo ayr daa dad daf dak dao dar dav day dda ddd ddf ddk ddo ddr ddy dfa dfd dff dfk dfo dfr dfv dka dkk dko dkr doa dod dof dok doo dor dov doy dra drd drk dro drr drv dry dva dvd dvk dvr dy- dya dyd dyk dyo dyr dyy faa fad faf fak fao far fav fay fda fdd fdf fdk fdo fdr ffa ffd fff ffk ffo ffr ffv ffy fka fkf fkk foa fof fok foo for foy fra frd frf frk fro frr fry fva fvd fvk fy- fya fyk fyo ka- kaa kad kaf kak kao kar kav kay kda kdf kdk kdo kdr kdy kfa kfd kff kfo kkk kkr kkv kky koa kod kof kok koo kor koy kra krd krf krk kro krr krv kry kva kvk kvo kvr kvv kya kyd kyo kyr oaa oad oaf oak oao oar oav oda odd odf odo odr odv of- ofa ofd off ofo ofr ofv oka okd okk oko okr oo- ooa ood oof ook ooo oor oov or- ora ord orf ork oro orr orv ory ov- ova ovd ovf ovo ovv oya oyd oyo ra- raa rad raf rak rao rar rav ray rda rdd rdf rdo rdr rdv rdy rfa rfd rff rfk rfo rfr rfv rkf rkk rko rkv rky roa rod rof rok roo ror rov roy rra rrd rrf rrk rrr rva rvd rvf rvo rvr rvv rvy ry- rya ryd ryf ryk ryo ryr ryy v-a vaa vad vak vao var vav vay vdd vdf vdk vdo vdr vdv vfa vfd vff vfr vfv vka voa vod vof vok voo vor vov voy vra vrd vrf vrk vrr vry vva vvo vvr vvv vyd vyf yaa yad yaf yak yao yar yav yay yda ydo ydy yfa yfd yff yfr yka ykk yod yof yok yoo yor yoy yra yrf yro yva yvo yvr yvy yyf yyy