-al -er -ol a-a aaa aae aaf aal aao aar aau aav aea aee aef ael aeo aer aeu aev af- afa afe aff afl afo afr afu afv al- ala ale alf all alo alr alu alv aoa aoe aof aol aoo aor aou aov ar- ara are arf arl aro arr aru arv au- aua aue auf aul auo aur auv av- ava ave avf avl avo avr avu eaa eae eaf eal eao ear eau eav eea eee eef eel eeo eer eev ef- efa efe eff efl efo efr ela ele elf ell elo elr elu elv eo- eoa eoe eof eol eoo eor eou era ere erf erl ero err eru erv eu- eua eue euf eul eur euv eva eve evf evl evo evr evv faa fae faf fal fao far fau fav fea fee fef fel feo fer feu fev ffa ffe fff ffl ffo ffr ffu ffv fla fle flf fll flo flr flu foa foe fof fol foo for fou fra fre frf frl fro frr fru fua fue fuf ful fuo fur fuu fuv fva la- laa lae laf lal lao lar lau lav lea lee lef lel leo ler leu lev lfa lfe lff lfl lfo lfr lfu lla lle llf lll llo llr llu llv loa loe lof lol loo lor lou lov lra lrf lro lrr lru lrv lua lue luf lul luo lur luu luv lva lve lvf lvl lvr lvv oaa oae oaf oal oao oar oau oav oea oee oef oel oeo oer of- ofa ofe off ofl ofo ofr ofu ofv ola ole olf oll olo olu oo- ooa oof ool ooo oor oov or- ora ore orf orl oro orr oru orv ou- oua oue ouf oul ouo our ov- ova ove ovf ovl ovo ovv ra- raa rae raf ral rao rar rau rav re- rea ree ref rel reo rer reu rev rfa rfe rff rfl rfo rfr rfu rfv rla rle rlf rll rlo rlr rlu roa roe rof rol roo ror rou rov rra rrf rrl rrr rru rua rue ruf ruo rur ruu ruv rva rve rvf rvl rvo rvr rvu rvv ua- uaa uae uaf ual uao uar uau uav uea uee uef uel uer ufa ufe uff ufl ufo ufr ufu ufv ula ule ulf ull ulo ulr ulu ulv uoa uoe uol uoo uor ur- ura ure urf url uro urr uru uua uue uur uuu uva uve uvf uvl uvo uvu uvv v-a v-e vaa vae val vao var vau vav vea vee vef vel veo ver veu vfa vff vfl vfr vfu vfv vl- vla vle vlf vll vlo vlv voa voe vof vol voo vor vou vov vra vre vrf vrr vru vue vul vur vuv vva vvo vvr vvv