-al -ol a-a aaa aaf aak aal aan aao aar aav af- afa aff afk afl afn afo afr afv aka akk akl akn ako akr akv al- ala alf alk all aln alo alr alv an- ana anf ank anl ann ano anr anv aoa aof aok aol aon aoo aor aov ar- ara arf ark arl arn aro arr arv av- ava avf avk avl avn avo avr faa faf fak fal fan fao far fav ffa fff ffk ffl ffn ffo ffr ffv fka fkf fkk fkl fla flf fll fln flo flr fna fnf fnk fnl fnn fnr fnv foa fof fok fol fon foo for fra frf frk frl frn fro frr fva fvk ka- kaa kaf kak kal kan kao kar kav kfa kff kfo kkk kkl kkn kkr kkv kl- kla klf klo klr klv kn- kna knf knk knl knn kno knr koa kof kok kol kon koo kor kra krf krk krl krn kro krr krv kva kvk kvn kvo kvr kvv la- laa laf lak lal lan lao lar lav lfa lff lfk lfl lfn lfo lfr lka lkl lkr lla llf llk lll lln llo llr llv lna lnk lnl lnn lno lnr loa lof lok lol lon loo lor lov lra lrf lrk lrn lro lrr lrv lva lvf lvl lvn lvr lvv naa naf nak nal nan nao nar nav nfa nff nfk nfl nfn nfo nfr nfv nka nkf nkk nkn nko nkr nla nlf nlk nll nln nlo nlr nlv nna nnf nnk nnl nnn nno nnv no- noa nof nok nol non noo nor nov nra nrf nrk nrl nrn nro nrr nrv nva nvk nvl nvn nvv oaa oaf oak oal oan oao oar oav of- ofa off ofl ofn ofo ofr ofv oka okk okl oko okr ola olf olk oll oln olo on- ona onf onk onl onn ono onr oo- ooa oof ook ool oon ooo oor oov or- ora orf ork orl orn oro orr orv ov- ova ovf ovl ovo ovv ra- raa raf rak ral ran rao rar rav rfa rff rfk rfl rfn rfo rfr rfv rkf rkk rko rkv rla rlf rll rln rlo rlr rna rnn rno rnr rnv roa rof rok rol ron roo ror rov rra rrf rrk rrl rrn rrr rva rvf rvl rvn rvo rvr rvv v-a vaa vak val van vao var vav vfa vff vfl vfn vfr vfv vka vl- vla vlf vlk vll vlo vlv vn- vna vnf vnl vno vnr vnv voa vof vok vol von voo vor vov vra vrf vrk vrn vrr vva vvo vvr vvv