-er -ic a-a a-c a-i aaa aac aae aag aai aan aao aar aav ac- aca acc ace acg aci acn aco acr acv aea aec aee aeg aei aen aeo aer aev ag- aga agc age agg agi agn ago agr agv ai- aia aic aie aig aii ain aio air aiv an- ana anc ane ang ani ann ano anr anv aoa aoc aoe aog aoi aon aoo aor aov ar- ara arc are arg ari arn aro arr arv av- ava avc ave avg avi avn avo avr c-- caa cac cae cag cai can cao car cav cca ccc cce ccg cci ccn cco ccr ccv ce- cea cec cee ceg cei cen ceo cer cev cga cgc cge cgg cgi cgn cgo cgr cgv ci- cia cic cie cig cii cin cio cir civ cn- cna cnc cne cng cni cnn cno cnr cnv co- coa coc coe cog coi con coo cor cov cra crc cre crg cri crn cro crr crv cva cvc cve cvg cvi cvn cvo cvr cvv eaa eac eae eag eai ean eao ear eav ec- eca ecc ece ecg eci ecn eco ecr ecv eea eec eee eeg een eeo eer eev ega egc ege egg egi egn ego egr eia eic eie eig eii ein eio eir eiv en- ena enc ene eng eni enn eno enr env eo- eoa eoc eoe eog eoi eon eoo eor era erc ere erg eri ern ero err erv eva evc eve evg evi evn evo evr evv gaa gac gae gag gai gan gao gar gav gca gcc gce gcg gci gcn gco gcr ge- gea gec gee geg gei gen geo ger gev gga ggc ggg ggi ggn ggo ggr ggv gia gic gie gig gii gin gio gir giv gna gnc gne gni gnn gno gnr gnv goa goc goe gog goi gon goo gor gov gra grc gre grg gri grn gro grr grv gva gvc gve gvg gvi gvn gvo gvr i-v ia- iaa iac iae iag iai ian iao iar iav ica icc ice icg ici icn ico icr icv ie- iea iec iee ieg iei ien ier iev iga igc ige igg igi ign igo igr iia iic iie iii iin iio iir in- ina inc ine ing ini inn ino inr inv io- ioa ioc ioe iog ioi ion ioo ior iov ir- ira irc ire irg iri irn iro irr irv iva ivc ive ivg ivi ivo ivr ivv n-i naa nac nae nag nai nan nao nar nav nca ncc nce ncg nci ncn nco ncr ncv ne- nea nec nee neg nei nen neo ner nev nga ngc nge ngg ngi ngn ngo nia nic nie nig nii nin nio nir niv nna nnc nne nng nni nnn nno nnv no- noa noc noe nog noi non noo nor nov nra nrc nre nrg nri nrn nro nrr nrv nva nvc nve nvg nvi nvn nvv o-i oaa oac oae oag oai oan oao oar oav oc- oca occ ocg oci ocn oco ocr ocv oea oec oee oeg oei oen oeo oer oga ogc oge ogg ogi ogn ogo oia oic oie oii oin oio oir oiv on- ona onc one ong oni onn ono onr oo- ooa ooc oog ooi oon ooo oor oov or- ora orc ore org ori orn oro orr orv ov- ova ovc ove ovi ovo ovv ra- raa rac rae rag rai ran rao rar rav rca rcc rce rcg rci rcn rco rcr rcv re- rea rec ree reg rei ren reo rer rev rga rgc rge rgg rgi rgn rgo rgr rgv ria ric rie rig rii rin rio rir riv rna rnc rng rni rnn rno rnr rnv roa roc roe rog roi ron roo ror rov rra rrc rrg rri rrn rrr rva rvc rve rvg rvi rvn rvo rvr rvv v-a v-e vaa vac vae vag vai van vao var vav vca vcc vce vci vcn vco vcr vea vec vee veg vei ven veo ver vga vgc vgg vgn vgo vgr vi- via vic vie vig vii vin vio vir viv vn- vna vng vni vno vnr vnv voa voc voe vog voi von voo vor vov vra vrc vre vrg vri vrn vrr vva vvc vvg vvi vvo vvr vvv