-er -ic a-a a-c a-i aaa aac aae aaf aag aai aan aao aar aav ac- aca acc ace acf acg aci acn aco acr acv aea aec aee aef aeg aei aen aeo aer aev af- afa afc afe aff afg afi afn afo afr afv ag- aga agc age agf agg agi agn ago agr agv ai- aia aic aie aif aig aii ain aio air aiv an- ana anc ane anf ang ani ann ano anr anv aoa aoc aoe aof aog aoi aon aoo aor aov ar- ara arc are arf arg ari arn aro arr arv av- ava avc ave avf avg avi avn avo avr c-- caa cac cae caf cag cai can cao car cav cca ccc cce ccf ccg cci ccn cco ccr ccv ce- cea cec cee cef ceg cei cen ceo cer cev cfa cfc cfe cff cfg cfi cfn cfo cfr cfv cga cgc cge cgg cgi cgn cgo cgr cgv ci- cia cic cie cif cig cii cin cio cir civ cn- cna cnc cne cnf cng cni cnn cno cnr cnv co- coa coc coe cof cog coi con coo cor cov cra crc cre crf crg cri crn cro crr crv cva cvc cve cvf cvg cvi cvn cvo cvr cvv eaa eac eae eaf eag eai ean eao ear eav ec- eca ecc ece ecf ecg eci ecn eco ecr ecv eea eec eee eef eeg een eeo eer eev ef- efa efc efe eff efg efi efo efr ega egc ege egf egg egi egn ego egr eia eic eie eif eig eii ein eio eir eiv en- ena enc ene enf eng eni enn eno enr env eo- eoa eoc eoe eof eog eoi eon eoo eor era erc ere erf erg eri ern ero err erv eva evc eve evf evg evi evn evo evr evv faa fac fae faf fag fai fan fao far fav fca fcc fce fcf fcg fci fcn fco fcr fcv fea fec fee fef feg fei fen feo fer fev ffa ffc ffe fff ffg ffi ffn ffo ffr ffv fga fgc fge fgf fgg fgi fgn fgr fgv fia fic fie fif fig fii fin fir fna fnc fne fnf fng fni fnn fnr fnv foa foc foe fof fog foi fon foo for fra frc fre frf frg fri frn fro frr fva fvc fvg gaa gac gae gaf gag gai gan gao gar gav gca gcc gce gcf gcg gci gcn gco gcr ge- gea gec gee gef geg gei gen geo ger gev gfa gfc gfe gff gfi gfo gfr gga ggc ggg ggi ggn ggo ggr ggv gia gic gie gif gig gii gin gio gir giv gna gnc gne gnf gni gnn gno gnr gnv goa goc goe gof gog goi gon goo gor gov gra grc gre grf grg gri grn gro grr grv gva gvc gve gvf gvg gvi gvn gvo gvr i-f i-v ia- iaa iac iae iaf iag iai ian iao iar iav ica icc ice icf icg ici icn ico icr icv ie- iea iec iee ief ieg iei ien ier iev ifa ifc ife iff ifg ifi ifn ifo ifr iga igc ige igf igg igi ign igo igr iia iic iie iif iii iin iio iir in- ina inc ine inf ing ini inn ino inr inv io- ioa ioc ioe iof iog ioi ion ioo ior iov ir- ira irc ire irf irg iri irn iro irr irv iva ivc ive ivf ivg ivi ivo ivr ivv n-i naa nac nae naf nag nai nan nao nar nav nca ncc nce ncf ncg nci ncn nco ncr ncv ne- nea nec nee nef neg nei nen neo ner nev nfa nfc nfe nff nfi nfn nfo nfr nfv nga ngc nge ngf ngg ngi ngn ngo nia nic nie nif nig nii nin nio nir niv nna nnc nne nnf nng nni nnn nno nnv no- noa noc noe nof nog noi non noo nor nov nra nrc nre nrf nrg nri nrn nro nrr nrv nva nvc nve nvg nvi nvn nvv o-i oaa oac oae oaf oag oai oan oao oar oav oc- oca occ ocf ocg oci ocn oco ocr ocv oea oec oee oef oeg oei oen oeo oer of- ofa ofc ofe off ofg ofi ofn ofo ofr ofv oga ogc oge ogf ogg ogi ogn ogo oia oic oie oif oii oin oio oir oiv on- ona onc one onf ong oni onn ono onr oo- ooa ooc oof oog ooi oon ooo oor oov or- ora orc ore orf org ori orn oro orr orv ov- ova ovc ove ovf ovi ovo ovv ra- raa rac rae raf rag rai ran rao rar rav rca rcc rce rcf rcg rci rcn rco rcr rcv re- rea rec ree ref reg rei ren reo rer rev rfa rfc rfe rff rfg rfi rfn rfo rfr rfv rga rgc rge rgf rgg rgi rgn rgo rgr rgv ria ric rie rif rig rii rin rio rir riv rna rnc rng rni rnn rno rnr rnv roa roc roe rof rog roi ron roo ror rov rra rrc rrf rrg rri rrn rrr rva rvc rve rvf rvg rvi rvn rvo rvr rvv v-a v-e vaa vac vae vag vai van vao var vav vca vcc vce vcf vci vcn vco vcr vea vec vee vef veg vei ven veo ver vfa vfc vff vfg vfi vfn vfr vfv vga vgc vgf vgg vgn vgo vgr vi- via vic vie vif vig vii vin vio vir viv vn- vna vnf vng vni vno vnr vnv voa voc voe vof vog voi von voo vor vov vra vrc vre vrf vrg vri vrn vrr vva vvc vvg vvi vvo vvr vvv