-ic a-a a-c a-i a-t aaa aac aad aag aai aan aao aar aat ac- aca acc acd acg aci acn aco acr act ad- ada adc add adg adi adn ado adr adt ag- aga agc agd agg agi agn ago agr agt ai- aia aic aid aig aii ain aio air ait an- ana anc and ang ani ann ano anr ant aoa aoc aod aog aoi aon aoo aor aot ar- ara arc ard arg ari arn aro arr art at- ata atc atd atg ati atn ato atr att c-- caa cac cad cag cai can cao car cat cca ccc ccd ccg cci ccn cco ccr cct cda cdc cdd cdg cdi cdn cdo cdr cdt cga cgc cgd cgg cgi cgn cgo cgr cgt ci- cia cic cid cig cii cin cio cir cit cn- cna cnc cnd cng cni cnn cno cnr cnt co- coa coc cod cog coi con coo cor cot cra crc crd crg cri crn cro crr crt cta ctc ctd ctg cti ctn cto ctr ctt daa dac dad dag dai dan dao dar dat dca dcc dcd dcg dci dcn dco dcr dct dda ddc ddd ddg ddi ddn ddo ddr ddt dga dgc dgd dgg dgi dgn dgr dgt di- dia dic did dig dii din dio dir dit dna dnc dnd dng dni dnn dno dnr dnt doa doc dod dog doi don doo dor dot dra drc drd drg dri drn dro drr drt dta dtc dtd dtg dti dtn dto dtr dtt g-d gaa gac gad gag gai gan gao gar gat gca gcc gcd gcg gci gcn gco gcr gct gda gdc gdd gdi gdn gdo gdr gdt gga ggc ggd ggg ggi ggn ggo ggr ggt gia gic gid gig gii gin gio gir git gna gnc gnd gni gnn gno gnr gnt goa goc god gog goi gon goo gor got gra grc grd grg gri grn gro grr grt gta gtc gtd gtg gti gtn gto gtr gtt i-d ia- iaa iac iad iag iai ian iao iar iat ica icc icd icg ici icn ico icr ict ida idc idd idg idi idn ido idr idt iga igc igd igg igi ign igo igr igt iia iic iid iii iin iio iir iit in- ina inc ind ing ini inn ino inr int io- ioa ioc iod iog ioi ion ioo ior iot ir- ira irc ird irg iri irn iro irr irt ita itc itd itg iti itn ito itt n-i naa nac nad nag nai nan nao nar nat nca ncc ncd ncg nci ncn nco ncr nct nda ndc ndd ndg ndi ndn ndo ndr ndt nga ngc ngd ngg ngi ngn ngo ngt nia nic nid nig nii nin nio nir nit nna nnc nng nni nnn nno nnt no- noa noc nod nog noi non noo nor not nra nrc nrd nrg nri nrn nro nrr nrt nta ntc ntd ntg nti ntn nto ntr ntt o-i oaa oac oad oag oai oan oao oar oat oc- oca occ ocd ocg oci ocn oco ocr oct oda odc odd odg odi odn odo odr odt oga ogc ogd ogg ogi ogn ogo ogt oia oic oid oii oin oio oir oit on- ona onc ond ong oni onn ono onr ont oo- ooa ooc ood oog ooi oon ooo oor oot or- ora orc ord org ori orn oro orr ort ot- ota otc otd otg oti otn oto otr ott ra- raa rac rad rag rai ran rao rar rat rca rcc rcd rcg rci rcn rco rcr rct rda rdc rdd rdg rdi rdn rdo rdr rdt rga rgc rgd rgg rgi rgn rgo rgr rgt ria ric rid rig rii rin rio rir rit rna rnc rnd rng rni rnn rno rnr rnt roa roc rod rog roi ron roo ror rot rra rrc rrd rrg rri rrn rrr rrt rta rtc rtd rtg rti rtn rto rtr rtt taa tac tad tag tai tan tao tar tat tca tcc tcd tcg tci tcn tco tcr tct tda tdc tdd tdg tdi tdn tdo tdr tdt tga tgc tgg tgi tgn tgo tgr tgt tia tic tid tig tii tin tio tir tit tna tnc tnd tng tni tnn tno tnr tnt to- toa toc tod tog toi ton too tor tot tra trc trd trg tri trn tro trr trt tta ttc ttd ttg tti ttn tto ttr ttt