a-a a-i aaa aad aaf aai aak aao aap aar ad- ada add adf adi adk ado adp adr af- afa afd aff afi afk afo afp afr ai- aia aid aif aii aik aio aip air aka akd aki akk ako akp akr aoa aod aof aoi aok aoo aop aor ap- apa apd apf api apk apo app apr ar- ara ard arf ari ark aro arp arr daa dad daf dai dak dao dap dar dda ddd ddf ddi ddk ddo ddp ddr dfa dfd dff dfi dfk dfo dfp dfr di- dia did dif dii dik dio dip dir dka dki dkk dko dkp dkr doa dod dof doi dok doo dop dor dpa dpd dpf dpi dpk dpo dpp dpr dra drd dri drk dro drp drr faa fad faf fai fak fao fap far fda fdd fdf fdi fdk fdo fdp fdr ffa ffd fff ffi ffk ffo ffp ffr fia fid fif fii fik fip fir fka fkf fki fkk fkp foa fof foi fok foo fop for fpa fpd fpi fpk fpo fpp fpr fra frd frf fri frk fro frp frr i-d i-f ia- iaa iad iaf iai iao iap iar ida idd idf idi idk ido idp idr ifa ifd iff ifi ifo ifp ifr iia iid iif iii iio iip iir ika ikf iki ikk iko ikr io- ioa iod iof ioi ioo iop ior ipa ipd ipf ipi ipo ipp ipr ir- ira ird irf iri irk iro irp irr ka- kaa kad kaf kai kak kao kap kar kda kdf kdk kdo kdp kdr kfa kfd kff kfi kfo kia kid kif kii kik kio kip kir kki kkk kkp kkr koa kod kof koi kok koo kop kor kpa kpd kpf kpi kpk kpo kpp kpr kra krd krf kri krk kro krp krr o-i oaa oad oaf oai oak oao oap oar oda odd odf odi odo odp odr of- ofa ofd off ofi ofo ofp ofr oia oid oif oii oik oio oip oir oka okd oki okk oko okp okr oo- ooa ood oof ooi ook ooo oop oor op- opa opd opf opi opk opo opp opr or- ora ord orf ori ork oro orp orr p-p paa pad paf pai pak pao pap par pda pdd pdf pdi pdk pdo pdp pdr pfa pfd pff pfi pfk pfo pfp pfr pia pid pif pii pik pio pip pir pka pkd pkf pki pko pkp pkr poa pod pof poi pok poo pop por ppa ppd ppf ppi ppk ppo ppp ppr pra prd prf pri prk pro prp prr ra- raa rad raf rai rak rao rap rar rda rdd rdf rdi rdo rdp rdr rfa rfd rff rfi rfk rfo rfp rfr ria rid rif rii rik rio rip rir rkf rkk rko rkp roa rod rof roi rok roo rop ror rpa rpd rpf rpi rpk rpo rpp rpr rra rrd rrf rri rrk rrp rrr