-er -ic a-a a-c a-i aaa aac aae aag aai aan aar aav ac- aca acc ace acg aci acn acr acv aea aec aee aeg aei aen aer aev ag- aga agc age agg agi agn agr agv ai- aia aic aie aig aii ain air aiv an- ana anc ane ang ani ann anr anv ar- ara arc are arg ari arn arr arv av- ava avc ave avg avi avn avr c-- caa cac cae cag cai can car cav cca ccc cce ccg cci ccn ccr ccv ce- cea cec cee ceg cei cen cer cev cga cgc cge cgg cgi cgn cgr cgv ci- cia cic cie cig cii cin cir civ cn- cna cnc cne cng cni cnn cnr cnv cra crc cre crg cri crn crr crv cva cvc cve cvg cvi cvn cvr cvv eaa eac eae eag eai ean ear eav ec- eca ecc ece ecg eci ecn ecr ecv eea eec eee eeg een eer eev ega egc ege egg egi egn egr eia eic eie eig eii ein eir eiv en- ena enc ene eng eni enn enr env era erc ere erg eri ern err erv eva evc eve evg evi evn evr evv gaa gac gae gag gai gan gar gav gca gcc gce gcg gci gcn gcr ge- gea gec gee geg gei gen ger gev gga ggc ggg ggi ggn ggr ggv gia gic gie gig gii gin gir giv gna gnc gne gni gnn gnr gnv gra grc gre grg gri grn grr grv gva gvc gve gvg gvi gvn gvr i-v ia- iaa iac iae iag iai ian iar iav ica icc ice icg ici icn icr icv ie- iea iec iee ieg iei ien ier iev iga igc ige igg igi ign igr iia iic iie iii iin iir in- ina inc ine ing ini inn inr inv ir- ira irc ire irg iri irn irr irv iva ivc ive ivg ivi ivr ivv n-i naa nac nae nag nai nan nar nav nca ncc nce ncg nci ncn ncr ncv ne- nea nec nee neg nei nen ner nev nga ngc nge ngg ngi ngn nia nic nie nig nii nin nir niv nna nnc nne nng nni nnn nnv nra nrc nre nrg nri nrn nrr nrv nva nvc nve nvg nvi nvn nvv ra- raa rac rae rag rai ran rar rav rca rcc rce rcg rci rcn rcr rcv re- rea rec ree reg rei ren rer rev rga rgc rge rgg rgi rgn rgr rgv ria ric rie rig rii rin rir riv rna rnc rng rni rnn rnr rnv rra rrc rrg rri rrn rrr rva rvc rve rvg rvi rvn rvr rvv v-a v-e vaa vac vae vag vai van var vav vca vcc vce vci vcn vcr vea vec vee veg vei ven ver vga vgc vgg vgn vgr vi- via vic vie vig vii vin vir viv vn- vna vng vni vnr vnv vra vrc vre vrg vri vrn vrr vva vvc vvg vvi vvr vvv