-al -er -ol a-a aaa aae aaf aak aal aao aap aar aav aea aee aef aek ael aeo aep aer aev af- afa afe aff afk afl afo afp afr afv aka ake akk akl ako akp akr akv al- ala ale alf alk all alo alp alr alv aoa aoe aof aok aol aoo aop aor aov ap- apa ape apf apk apl apo app apr apv ar- ara are arf ark arl aro arp arr arv av- ava ave avf avk avl avo avp avr eaa eae eaf eak eal eao eap ear eav eea eee eef eek eel eeo eep eer eev ef- efa efe eff efl efo efp efr eka eke ekf ekl eko ekp ekr ekv ela ele elf elk ell elo elp elr elv eo- eoa eoe eof eok eol eoo eop eor ep- epa epe epf epl epo epp epr era ere erf erk erl ero erp err erv eva eve evf evl evo evp evr evv faa fae faf fak fal fao fap far fav fea fee fef fek fel feo fep fer fev ffa ffe fff ffk ffl ffo ffp ffr ffv fka fkf fkk fkl fkp fla fle flf fll flo flp flr foa foe fof fok fol foo fop for fpa fpe fpk fpl fpo fpp fpr fpv fra fre frf frk frl fro frp frr fva fvk fvp ka- kaa kae kaf kak kal kao kap kar kav ke- kea kee kef kek kel keo kep ker kev kfa kff kfo kke kkk kkl kkp kkr kkv kl- kla klf klo klr klv koa koe kof kok kol koo kop kor kpa kpe kpf kpk kpl kpo kpp kpr kpv kra krf krk krl kro krp krr krv kva kvk kvo kvp kvr kvv l-p la- laa lae laf lak lal lao lap lar lav lea lee lef lek lel leo lep ler lev lfa lfe lff lfk lfl lfo lfp lfr lka lkl lkp lkr lla lle llf llk lll llo llp llr llv loa loe lof lok lol loo lop lor lov lpa lpe lpf lpk lpl lpo lpp lpr lpv lra lrf lrk lro lrp lrr lrv lva lve lvf lvl lvp lvr lvv oaa oae oaf oak oal oao oap oar oav oea oee oef oel oeo oep oer of- ofa ofe off ofl ofo ofp ofr ofv oka oke okk okl oko okp okr ola ole olf olk oll olo olp oo- ooa oof ook ool ooo oop oor oov op- opa ope opf opk opl opo opp opr opv or- ora ore orf ork orl oro orp orr orv ov- ova ove ovf ovl ovo ovp ovv p-p paa pae paf pak pal pao pap par pav pea pee pef pek pel peo pep per pev pfa pfe pff pfk pfl pfo pfp pfr pfv pka pke pkf pkl pko pkp pkr pla ple plf plk pll plo plp plr plv poa poe pof pok pol poo pop por pov ppa ppe ppf ppk ppl ppo ppp ppr ppv pra pre prf prk prl pro prp prr prv pva pve pvf pvk pvl pvo pvp pvr pvv ra- raa rae raf rak ral rao rap rar rav re- rea ree ref rek rel reo rep rer rev rfa rfe rff rfk rfl rfo rfp rfr rfv rke rkf rkk rko rkp rkv rla rle rlf rll rlo rlp rlr roa roe rof rok rol roo rop ror rov rpa rpe rpf rpk rpl rpo rpp rpr rpv rra rrf rrk rrl rrp rrr rva rve rvf rvl rvo rvp rvr rvv v-a v-e vaa vae vak val vao vap var vav vea vee vef vek vel veo vep ver vfa vff vfl vfp vfr vfv vka vkp vl- vla vle vlf vlk vll vlo vlp vlv voa voe vof vok vol voo vop vor vov vpa vpe vpf vpk vpl vpo vpp vpr vra vre vrf vrk vrp vrr vva vvo vvr vvv