a-a a-i aaa aaf aag aai aak aan aao aar aav af- afa aff afg afi afk afn afo afr afv ag- aga agf agg agi agk agn ago agr agv ai- aia aif aig aii aik ain aio air aiv aka akg aki akk akn ako akr akv an- ana anf ang ani ank ann ano anr anv aoa aof aog aoi aok aon aoo aor aov ar- ara arf arg ari ark arn aro arr arv av- ava avf avg avi avk avn avo avr faa faf fag fai fak fan fao far fav ffa fff ffg ffi ffk ffn ffo ffr ffv fga fgf fgg fgi fgn fgr fgv fia fif fig fii fik fin fir fka fkf fkg fki fkk fna fnf fng fni fnk fnn fnr fnv foa fof fog foi fok fon foo for fra frf frg fri frk frn fro frr fva fvg fvk gaa gaf gag gai gak gan gao gar gav gfa gff gfi gfk gfo gfr gga ggg ggi ggn ggo ggr ggv gia gif gig gii gik gin gio gir giv gka gkn gko gna gnf gni gnn gno gnr gnv goa gof gog goi gok gon goo gor gov gra grf grg gri grk grn gro grr grv gva gvf gvg gvi gvk gvn gvo gvr i-f i-v ia- iaa iaf iag iai ian iao iar iav ifa iff ifg ifi ifn ifo ifr iga igf igg igi igk ign igo igr iia iif iii iin iio iir ika ikf iki ikk iko ikr ikv in- ina inf ing ini ink inn ino inr inv io- ioa iof iog ioi ion ioo ior iov ir- ira irf irg iri irk irn iro irr irv iva ivf ivg ivi ivo ivr ivv ka- kaa kaf kag kai kak kan kao kar kav kfa kff kfg kfi kfo kga kgf kgi kgo kgv kia kif kig kii kik kin kio kir kiv kki kkk kkn kkr kkv kn- kna knf kng kni knk knn kno knr koa kof kog koi kok kon koo kor kra krf krg kri krk krn kro krr krv kva kvi kvk kvn kvo kvr kvv n-i naa naf nag nai nak nan nao nar nav nfa nff nfi nfk nfn nfo nfr nfv nga ngf ngg ngi ngk ngn ngo nia nif nig nii nik nin nio nir niv nka nkf nki nkk nkn nko nkr nna nnf nng nni nnk nnn nno nnv no- noa nof nog noi nok non noo nor nov nra nrf nrg nri nrk nrn nro nrr nrv nva nvg nvi nvk nvn nvv o-i oaa oaf oag oai oak oan oao oar oav of- ofa off ofg ofi ofn ofo ofr ofv oga ogf ogg ogi ogn ogo oia oif oii oik oin oio oir oiv oka okg oki okk oko okr on- ona onf ong oni onk onn ono onr oo- ooa oof oog ooi ook oon ooo oor oov or- ora orf org ori ork orn oro orr orv ov- ova ovf ovi ovo ovv ra- raa raf rag rai rak ran rao rar rav rfa rff rfg rfi rfk rfn rfo rfr rfv rga rgf rgg rgi rgk rgn rgo rgr rgv ria rif rig rii rik rin rio rir riv rkf rkg rkk rko rkv rna rng rni rnn rno rnr rnv roa rof rog roi rok ron roo ror rov rra rrf rrg rri rrk rrn rrr rva rvf rvg rvi rvn rvo rvr rvv v-a vaa vag vai vak van vao var vav vfa vff vfg vfi vfn vfr vfv vga vgf vgg vgn vgo vgr vi- via vif vig vii vik vin vio vir viv vka vkg vn- vna vnf vng vni vno vnr vnv voa vof vog voi vok von voo vor vov vra vrf vrg vri vrk vrn vrr vva vvg vvi vvo vvr vvv