-ic a-a a-c a-i a-t aaa aac aad aag aai aan aar aat ac- aca acc acd acg aci acn acr act ad- ada adc add adg adi adn adr adt ag- aga agc agd agg agi agn agr agt ai- aia aic aid aig aii ain air ait an- ana anc and ang ani ann anr ant ar- ara arc ard arg ari arn arr art at- ata atc atd atg ati atn atr att c-- caa cac cad cag cai can car cat cca ccc ccd ccg cci ccn ccr cct cda cdc cdd cdg cdi cdn cdr cdt cga cgc cgd cgg cgi cgn cgr cgt ci- cia cic cid cig cii cin cir cit cn- cna cnc cnd cng cni cnn cnr cnt cra crc crd crg cri crn crr crt cta ctc ctd ctg cti ctn ctr ctt daa dac dad dag dai dan dar dat dca dcc dcd dcg dci dcn dcr dct dda ddc ddd ddg ddi ddn ddr ddt dga dgc dgd dgg dgi dgn dgr dgt di- dia dic did dig dii din dir dit dna dnc dnd dng dni dnn dnr dnt dra drc drd drg dri drn drr drt dta dtc dtd dtg dti dtn dtr dtt g-d gaa gac gad gag gai gan gar gat gca gcc gcd gcg gci gcn gcr gct gda gdc gdd gdi gdn gdr gdt gga ggc ggd ggg ggi ggn ggr ggt gia gic gid gig gii gin gir git gna gnc gnd gni gnn gnr gnt gra grc grd grg gri grn grr grt gta gtc gtd gtg gti gtn gtr gtt i-d ia- iaa iac iad iag iai ian iar iat ica icc icd icg ici icn icr ict ida idc idd idg idi idn idr idt iga igc igd igg igi ign igr igt iia iic iid iii iin iir iit in- ina inc ind ing ini inn inr int ir- ira irc ird irg iri irn irr irt ita itc itd itg iti itn itt n-i naa nac nad nag nai nan nar nat nca ncc ncd ncg nci ncn ncr nct nda ndc ndd ndg ndi ndn ndr ndt nga ngc ngd ngg ngi ngn ngt nia nic nid nig nii nin nir nit nna nnc nng nni nnn nnt nra nrc nrd nrg nri nrn nrr nrt nta ntc ntd ntg nti ntn ntr ntt ra- raa rac rad rag rai ran rar rat rca rcc rcd rcg rci rcn rcr rct rda rdc rdd rdg rdi rdn rdr rdt rga rgc rgd rgg rgi rgn rgr rgt ria ric rid rig rii rin rir rit rna rnc rnd rng rni rnn rnr rnt rra rrc rrd rrg rri rrn rrr rrt rta rtc rtd rtg rti rtn rtr rtt taa tac tad tag tai tan tar tat tca tcc tcd tcg tci tcn tcr tct tda tdc tdd tdg tdi tdn tdr tdt tga tgc tgg tgi tgn tgr tgt tia tic tid tig tii tin tir tit tna tnc tnd tng tni tnn tnr tnt tra trc trd trg tri trn trr trt tta ttc ttd ttg tti ttn ttr ttt