-er -ic a-a a-c a-i aaa aac aae aag aai aan aap aar aav ac- aca acc ace acg aci acn acp acr acv aea aec aee aeg aei aen aep aer aev ag- aga agc age agg agi agn agp agr agv ai- aia aic aie aig aii ain aip air aiv an- ana anc ane ang ani ann anp anr anv ap- apa apc ape apg api apn app apr apv ar- ara arc are arg ari arn arp arr arv av- ava avc ave avg avi avn avp avr c-- caa cac cae cag cai can cap car cav cca ccc cce ccg cci ccn ccp ccr ccv ce- cea cec cee ceg cei cen cep cer cev cga cgc cge cgg cgi cgn cgp cgr cgv ci- cia cic cie cig cii cin cip cir civ cn- cna cnc cne cng cni cnn cnp cnr cnv cpa cpc cpe cpg cpi cpn cpp cpr cpv cra crc cre crg cri crn crp crr crv cva cvc cve cvg cvi cvn cvp cvr cvv eaa eac eae eag eai ean eap ear eav ec- eca ecc ece ecg eci ecn ecr ecv eea eec eee eeg een eep eer eev ega egc ege egg egi egn egp egr eia eic eie eig eii ein eip eir eiv en- ena enc ene eng eni enn enp enr env ep- epa epc epe epg epi epn epp epr era erc ere erg eri ern erp err erv eva evc eve evg evi evn evp evr evv g-p gaa gac gae gag gai gan gap gar gav gca gcc gce gcg gci gcn gcp gcr ge- gea gec gee geg gei gen gep ger gev gga ggc ggg ggi ggn ggp ggr ggv gia gic gie gig gii gin gip gir giv gna gnc gne gni gnn gnp gnr gnv gpa gpc gpe gpg gpi gpn gpp gpr gra grc gre grg gri grn grp grr grv gva gvc gve gvg gvi gvn gvp gvr i-v ia- iaa iac iae iag iai ian iap iar iav ica icc ice icg ici icn icp icr icv ie- iea iec iee ieg iei ien iep ier iev iga igc ige igg igi ign igp igr iia iic iie iii iin iip iir in- ina inc ine ing ini inn inp inr inv ipa ipc ipe ipg ipi ipn ipp ipr ipv ir- ira irc ire irg iri irn irp irr irv iva ivc ive ivg ivi ivp ivr ivv n-i naa nac nae nag nai nan nap nar nav nca ncc nce ncg nci ncn ncp ncr ncv ne- nea nec nee neg nei nen nep ner nev nga ngc nge ngg ngi ngn ngp nia nic nie nig nii nin nip nir niv nna nnc nne nng nni nnn nnp nnv npa npc npe npg npi npn npp npr npv nra nrc nre nrg nri nrn nrp nrr nrv nva nvc nve nvg nvi nvn nvp nvv p-p paa pac pae pag pai pan pap par pav pca pcc pce pcg pci pcn pcp pcr pcv pea pec pee peg pei pen pep per pev pga pgc pge pgg pgi pgn pgp pgr pgv pia pic pie pig pii pin pip pir piv pn- pna pnc pne png pni pnn pnp pnr pnv ppa ppc ppe ppg ppi ppn ppp ppr ppv pra prc pre prg pri prn prp prr prv pva pvc pve pvg pvi pvn pvp pvr pvv ra- raa rac rae rag rai ran rap rar rav rca rcc rce rcg rci rcn rcp rcr rcv re- rea rec ree reg rei ren rep rer rev rga rgc rge rgg rgi rgn rgp rgr rgv ria ric rie rig rii rin rip rir riv rna rnc rng rni rnn rnp rnr rnv rpa rpc rpe rpg rpi rpn rpp rpr rpv rra rrc rrg rri rrn rrp rrr rva rvc rve rvg rvi rvn rvp rvr rvv v-a v-e vaa vac vae vag vai van vap var vav vca vcc vce vci vcn vcp vcr vea vec vee veg vei ven vep ver vga vgc vgg vgn vgp vgr vi- via vic vie vig vii vin vip vir viv vn- vna vng vni vnp vnr vnv vpa vpc vpe vpg vpi vpn vpp vpr vra vrc vre vrg vri vrn vrp vrr vva vvc vvg vvi vvr vvv