-al -ol a-a aaa aaf aak aal aao aar aau aav af- afa aff afk afl afo afr afu afv aka akk akl ako akr aku akv al- ala alf alk all alo alr alu alv aoa aof aok aol aoo aor aou aov ar- ara arf ark arl aro arr aru arv au- aua auf auk aul auo aur auv av- ava avf avk avl avo avr avu faa faf fak fal fao far fau fav ffa fff ffk ffl ffo ffr ffu ffv fka fkf fkk fkl fla flf fll flo flr flu foa fof fok fol foo for fou fra frf frk frl fro frr fru fua fuf fuk ful fuo fur fuu fuv fva fvk ka- kaa kaf kak kal kao kar kau kav kfa kff kfo kfu kkk kkl kkr kku kkv kl- kla klf klo klr klu klv koa kof kok kol koo kor kou kra krf krk krl kro krr kru krv kuk kul kur kuu kva kvk kvo kvr kvv la- laa laf lak lal lao lar lau lav lfa lff lfk lfl lfo lfr lfu lka lkl lkr lla llf llk lll llo llr llu llv loa lof lok lol loo lor lou lov lra lrf lrk lro lrr lru lrv lua luf luk lul luo lur luu luv lva lvf lvl lvr lvv oaa oaf oak oal oao oar oau oav of- ofa off ofl ofo ofr ofu ofv oka okk okl oko okr oku ola olf olk oll olo olu oo- ooa oof ook ool ooo oor oov or- ora orf ork orl oro orr oru orv ou- oua ouf ouk oul ouo our ov- ova ovf ovl ovo ovv ra- raa raf rak ral rao rar rau rav rfa rff rfk rfl rfo rfr rfu rfv rkf rkk rko rku rkv rla rlf rll rlo rlr rlu roa rof rok rol roo ror rou rov rra rrf rrk rrl rrr rru rua ruf ruk ruo rur ruu ruv rva rvf rvl rvo rvr rvu rvv ua- uaa uaf uak ual uao uar uau uav ufa uff ufl ufo ufr ufu ufv uka ukf ukk ukl ukr uku ula ulf ulk ull ulo ulr ulu ulv uoa uok uol uoo uor ur- ura urf urk url uro urr uru uua uur uuu uva uvf uvl uvo uvu uvv v-a vaa vak val vao var vau vav vfa vff vfl vfr vfu vfv vka vl- vla vlf vlk vll vlo vlv voa vof vok vol voo vor vou vov vra vrf vrk vrr vru vuk vul vur vuv vva vvo vvr vvv