-al -ol a-a a-i aaa aaf aag aai aal aan aao aar aav af- afa aff afg afi afl afn afo afr afv ag- aga agf agg agi agl agn ago agr agv ai- aia aif aig aii ail ain aio air aiv al- ala alf alg ali all aln alo alr alv an- ana anf ang ani anl ann ano anr anv aoa aof aog aoi aol aon aoo aor aov ar- ara arf arg ari arl arn aro arr arv av- ava avf avg avi avl avn avo avr faa faf fag fai fal fan fao far fav ffa fff ffg ffi ffl ffn ffo ffr ffv fga fgf fgg fgi fgl fgn fgr fgv fia fif fig fii fil fin fir fla flf flg fli fll fln flo flr fna fnf fng fni fnl fnn fnr fnv foa fof fog foi fol fon foo for fra frf frg fri frl frn fro frr fva fvg gaa gaf gag gai gal gan gao gar gav gfa gff gfi gfl gfo gfr gga ggg ggi ggn ggo ggr ggv gia gif gig gii gil gin gio gir giv gla glf glg gli gll gln glo glr glv gna gnf gni gnl gnn gno gnr gnv goa gof gog goi gol gon goo gor gov gra grf grg gri grl grn gro grr grv gva gvf gvg gvi gvl gvn gvo gvr i-f i-v ia- iaa iaf iag iai ial ian iao iar iav ifa iff ifg ifi ifl ifn ifo ifr iga igf igg igi igl ign igo igr iia iif iii iil iin iio iir il- ila ilf ilg ili ill iln ilo ilr ilv in- ina inf ing ini inl inn ino inr inv io- ioa iof iog ioi iol ion ioo ior iov ir- ira irf irg iri irl irn iro irr irv iva ivf ivg ivi ivl ivo ivr ivv la- laa laf lag lai lal lan lao lar lav lfa lff lfg lfi lfl lfn lfo lfr lga lgf lgg lgi lgl lgn lgo lgr lgv lia lif lig lii lil lin lio lir liv lla llf llg lli lll lln llo llr llv lna lng lni lnl lnn lno lnr loa lof log loi lol lon loo lor lov lra lrf lrg lri lrn lro lrr lrv lva lvf lvg lvi lvl lvn lvr lvv n-i naa naf nag nai nal nan nao nar nav nfa nff nfi nfl nfn nfo nfr nfv nga ngf ngg ngi ngl ngn ngo nia nif nig nii nil nin nio nir niv nla nlf nlg nli nll nln nlo nlr nlv nna nnf nng nni nnl nnn nno nnv no- noa nof nog noi nol non noo nor nov nra nrf nrg nri nrl nrn nro nrr nrv nva nvg nvi nvl nvn nvv o-i oaa oaf oag oai oal oan oao oar oav of- ofa off ofg ofi ofl ofn ofo ofr ofv oga ogf ogg ogi ogl ogn ogo oia oif oii oil oin oio oir oiv ola olf olg oli oll oln olo on- ona onf ong oni onl onn ono onr oo- ooa oof oog ooi ool oon ooo oor oov or- ora orf org ori orl orn oro orr orv ov- ova ovf ovi ovl ovo ovv ra- raa raf rag rai ral ran rao rar rav rfa rff rfg rfi rfl rfn rfo rfr rfv rga rgf rgg rgi rgn rgo rgr rgv ria rif rig rii ril rin rio rir riv rla rlf rlg rli rll rln rlo rlr rna rng rni rnn rno rnr rnv roa rof rog roi rol ron roo ror rov rra rrf rrg rri rrl rrn rrr rva rvf rvg rvi rvl rvn rvo rvr rvv v-a vaa vag vai val van vao var vav vfa vff vfg vfi vfl vfn vfr vfv vga vgf vgg vgl vgn vgo vgr vi- via vif vig vii vil vin vio vir viv vl- vla vlf vll vlo vlv vn- vna vnf vng vni vnl vno vnr vnv voa vof vog voi vol von voo vor vov vra vrf vrg vri vrn vrr vva vvg vvi vvo vvr vvv