-al -er -ic a-a a-c a-i aaa aac aae aag aai aal aar aas aav ac- aca acc ace acg aci acl acr acs acv aea aec aee aeg aei ael aer aes aev ag- aga agc age agg agi agl agr ags agv ai- aia aic aie aig aii ail air ais aiv al- ala alc ale alg ali all alr als alv ar- ara arc are arg ari arl arr ars arv as- asa asc ase asg asi asl asr ass asv av- ava avc ave avg avi avl avr avs c-- caa cac cae cag cai cal car cas cav cca ccc cce ccg cci ccl ccr ccs ccv ce- cea cec cee ceg cei cel cer ces cev cga cgc cge cgg cgi cgl cgr cgs cgv ci- cia cic cie cig cii cil cir cis civ cl- cla clc cle clg cli cll clr cls clv cra crc cre crg cri crl crr crs crv csa csc cse csg csi csl csr css csv cva cvc cve cvg cvi cvl cvr cvs cvv eaa eac eae eag eai eal ear eas eav ec- eca ecc ece ecg eci ecl ecr ecs ecv eea eec eee eeg eel eer ees eev ega egc ege egg egi egl egr egs eia eic eie eig eii eil eir eis eiv ela elc ele elg eli ell elr els elv era erc ere erg eri erl err ers erv es- esa esc ese esg esi esl esr ess esv eva evc eve evg evi evl evr evs evv gaa gac gae gag gai gal gar gas gav gca gcc gce gcg gci gcl gcr gcs ge- gea gec gee geg gei gel ger ges gev gga ggc ggg ggi ggr ggs ggv gia gic gie gig gii gil gir gis giv gla glc gle glg gli gll glr gls glv gra grc gre grg gri grl grr grs grv gsa gsc gse gsg gsi gsl gsr gss gsv gva gvc gve gvg gvi gvl gvr gvs i-v ia- iaa iac iae iag iai ial iar ias iav ica icc ice icg ici icl icr ics icv ie- iea iec iee ieg iei iel ier ies iev iga igc ige igg igi igl igr igs iia iic iie iii iil iir iis il- ila ilc ile ilg ili ill ilr ils ilv ir- ira irc ire irg iri irl irr irs irv is- isa isc ise isg isi isl isr iss isv iva ivc ive ivg ivi ivl ivr ivs ivv la- laa lac lae lag lai lal lar las lav lca lcc lce lcg lci lcl lcr lcs lcv lea lec lee leg lei lel ler les lev lga lgc lge lgg lgi lgl lgr lgs lgv lia lic lie lig lii lil lir lis liv lla llc lle llg lli lll llr lls llv lra lrc lrg lri lrr lrs lrv lsa lsc lse lsg lsi lsl lsr lss lsv lva lvc lve lvg lvi lvl lvr lvs lvv ra- raa rac rae rag rai ral rar ras rav rca rcc rce rcg rci rcl rcr rcs rcv re- rea rec ree reg rei rel rer res rev rga rgc rge rgg rgi rgr rgs rgv ria ric rie rig rii ril rir ris riv rla rlc rle rlg rli rll rlr rls rra rrc rrg rri rrl rrr rrs rsa rsc rse rsg rsi rsl rsr rss rsv rva rvc rve rvg rvi rvl rvr rvs rvv saa sac sae sag sai sal sar sas sav sca scc sce scg sci scl scr scs scv se- sea sec see seg sei sel ser ses sev sga sgc sge sgg sgi sgl sgr sgs sgv sia sic sie sig sii sil sir sis siv sla slc sle slg sli sll slr sls slv sr- sra src sre srg sri srl srr srs srv ss- ssa ssc sse ssg ssi ssl ssr sss ssv sva svc sve svg svi svl svr svs svv v-a v-e vaa vac vae vag vai val var vas vav vca vcc vce vci vcl vcr vcs vea vec vee veg vei vel ver ves vga vgc vgg vgl vgr vgs vi- via vic vie vig vii vil vir vis viv vl- vla vlc vle vll vls vlv vra vrc vre vrg vri vrr vrs vsa vsc vse vsg vsi vsl vsr vss vsv vva vvc vvg vvi vvr vvs vvv