-er a-a a-c aaa aac aae aag aah aan aar aav ac- aca acc ace acg ach acn acr acv aea aec aee aeg aeh aen aer aev ag- aga agc age agg agh agn agr agv aha ahc ahe ahg ahh ahn ahr ahv an- ana anc ane ang anh ann anr anv ar- ara arc are arg arh arn arr arv av- ava avc ave avg avh avn avr c-- caa cac cae cag cah can car cav cca ccc cce ccg cch ccn ccr ccv ce- cea cec cee ceg ceh cen cer cev cga cgc cge cgg cgh cgn cgr cgv ch- cha chc che chg chh chn chr chv cn- cna cnc cne cng cnh cnn cnr cnv cra crc cre crg crh crn crr crv cva cvc cve cvg cvh cvn cvr cvv eaa eac eae eag eah ean ear eav ec- eca ecc ece ecg ech ecn ecr ecv eea eec eee eeg een eer eev ega egc ege egg egh egn egr eha ehc ehe ehg ehh ehn ehr ehv en- ena enc ene eng enh enn enr env era erc ere erg erh ern err erv eva evc eve evg evh evn evr evv gaa gac gae gag gah gan gar gav gca gcc gce gcg gch gcn gcr ge- gea gec gee geg geh gen ger gev gga ggc ggg ggh ggn ggr ggv gha ghc ghe ghg ghh ghn ghr gna gnc gne gnn gnr gnv gra grc gre grg grh grn grr grv gva gvc gve gvg gvh gvn gvr haa hac hae hag hah han har hav hca hcc hce hcg hch hcn hcr hcv he- hea hec hee heg heh hen her hev hga hgc hge hgg hgh hgn hgr hgv hha hhc hhe hhg hhh hhn hhr hhv hna hnc hne hng hnh hnn hnv hr- hra hrc hre hrg hrh hrn hrr hrv hv- hva hvc hvg hvn hvr hvv naa nac nae nag nah nan nar nav nca ncc nce ncg nch ncn ncr ncv ne- nea nec nee neg neh nen ner nev nga ngc nge ngg ngh ngn nha nhc nhe nhg nhh nhn nhr nhv nna nnc nne nng nnh nnn nnv nra nrc nre nrg nrn nrr nrv nva nvc nve nvg nvh nvn nvv ra- raa rac rae rag rah ran rar rav rca rcc rce rcg rch rcn rcr rcv re- rea rec ree reg reh ren rer rev rga rgc rge rgg rgh rgn rgr rgv rh- rha rhc rhe rhg rhh rhn rhr rhv rna rnc rng rnh rnn rnr rnv rra rrc rrg rrh rrn rrr rva rvc rve rvg rvh rvn rvr rvv v-a v-e vaa vac vae vag vah van var vav vca vcc vce vch vcn vcr vea vec vee veg veh ven ver vga vgc vgg vgh vgn vgr vh- vha vhc vhe vn- vna vng vnr vnv vra vrc vre vrg vrh vrn vrr vva vvc vvg vvr vvv