-ic a-a a-c a-i a-t aaa aac aag aai aan aao aas aat ac- aca acc acg aci acn aco acs act ag- aga agc agg agi agn ago ags agt ai- aia aic aig aii ain aio ais ait an- ana anc ang ani ann ano ans ant aoa aoc aog aoi aon aoo aos aot as- asa asc asg asi asn aso ass ast at- ata atc atg ati atn ato ats att c-- caa cac cag cai can cao cas cat cca ccc ccg cci ccn cco ccs cct cga cgc cgg cgi cgn cgo cgs cgt ci- cia cic cig cii cin cio cis cit cn- cna cnc cng cni cnn cno cns cnt co- coa coc cog coi con coo cos cot csa csc csg csi csn cso css cst cta ctc ctg cti ctn cto cts ctt gaa gac gag gai gan gao gas gat gca gcc gcg gci gcn gco gcs gct gga ggc ggg ggi ggn ggo ggs ggt gia gic gig gii gin gio gis git gna gnc gni gnn gno gns gnt goa goc gog goi gon goo gos got gsa gsc gsg gsi gsn gso gss gst gta gtc gtg gti gtn gto gts gtt ia- iaa iac iag iai ian iao ias iat ica icc icg ici icn ico ics ict iga igc igg igi ign igo igs igt iia iic iii iin iio iis iit in- ina inc ing ini inn ino ins int io- ioa ioc iog ioi ion ioo ios iot is- isa isc isg isi isn iso iss ist ita itc itg iti itn ito its itt n-i naa nac nag nai nan nao nas nat nca ncc ncg nci ncn nco ncs nct nga ngc ngg ngi ngn ngo ngs ngt nia nic nig nii nin nio nis nit nna nnc nng nni nnn nno nns nnt no- noa noc nog noi non noo nos not nsa nsc nsg nsi nsn nso nss nst nta ntc ntg nti ntn nto nts ntt o-i oaa oac oag oai oan oao oas oat oc- oca occ ocg oci ocn oco ocs oct oga ogc ogg ogi ogn ogo ogs ogt oia oic oii oin oio ois oit on- ona onc ong oni onn ono ons ont oo- ooa ooc oog ooi oon ooo oos oot os- osa osc osg osi osn oso oss ost ot- ota otc otg oti otn oto ots ott saa sac sag sai san sao sas sat sca scc scg sci scn sco scs sct sga sgc sgg sgi sgn sgo sgs sgt sia sic sig sii sin sio sis sit sna snc sng sni snn sno sns snt soa soc sog soi son soo sos sot ss- ssa ssc ssg ssi ssn sso sss sst sta stc stg sti stn sto sts stt taa tac tag tai tan tao tas tat tca tcc tcg tci tcn tco tcs tct tga tgc tgg tgi tgn tgo tgs tgt tia tic tig tii tin tio tis tit tna tnc tng tni tnn tno tns tnt to- toa toc tog toi ton too tos tot tsa tsc tsg tsi tsn tso tss tst tta ttc ttg tti ttn tto tts ttt