-ic -ji a-a a-c a-i a-t aaa aac aag aai aaj aao aas aat ac- aca acc acg aci acj aco acs act ag- aga agc agg agi agj ago ags agt ai- aia aic aig aii aio ais ait aja ajc aji ajj ajo ajs ajt aoa aoc aog aoi aoj aoo aos aot as- asa asc asg asi asj aso ass ast at- ata atc atg ati ato ats att c-- c-j caa cac cag cai caj cao cas cat cca ccc ccg cci ccj cco ccs cct cga cgc cgg cgi cgo cgs cgt ci- cia cic cig cii cij cio cis cit cja cjc cjg cjs co- coa coc cog coi coj coo cos cot csa csc csg csi csj cso css cst cta ctc ctg cti cto cts ctt gaa gac gag gai gaj gao gas gat gca gcc gcg gci gco gcs gct gga ggc ggg ggi ggj ggo ggs ggt gia gic gig gii gij gio gis git gja gjc gjg gjt goa goc gog goi goo gos got gsa gsc gsg gsi gsj gso gss gst gta gtc gtg gti gto gts gtt ia- iaa iac iag iai iao ias iat ica icc icg ici icj ico ics ict iga igc igg igi igo igs igt iia iic iii iij iio iis iit ija ijc ijg iji ijo ijs ijt io- ioa ioc iog ioi ioj ioo ios iot is- isa isc isg isi isj iso iss ist ita itc itg iti itj ito its itt j-i jaa jac jag jai jaj jao jas jat jca jcc jci jco jcs jct jga jgi jgo jgs jgt jia jic jig jii jij jio jis jit jja jjc jjg jjj jjs joa joc jog joi joj joo jos jot jsa jsc jsg jsi jsj jso jss jst jta jtc jtg jti jts jtt o-i oaa oac oag oai oaj oao oas oat oc- oca occ ocg oci ocj oco ocs oct oga ogc ogg ogi ogo ogs ogt oia oic oii oio ois oit oja ojc oji ojo ojs oo- ooa ooc oog ooi ooo oos oot os- osa osc osg osi osj oso oss ost ot- ota otc otg oti oto ots ott saa sac sag sai saj sao sas sat sca scc scg sci scj sco scs sct sga sgc sgg sgi sgo sgs sgt sia sic sig sii sij sio sis sit sja sjc sji sjj sjs sjt soa soc sog soi soj soo sos sot ss- ssa ssc ssg ssi ssj sso sss sst sta stc stg sti stj sto sts stt taa tac tag tai taj tao tas tat tca tcc tcg tci tcj tco tcs tct tga tgc tgg tgi tgo tgs tgt tia tic tig tii tio tis tit tjc tji tjo tjs to- toa toc tog toi toj too tos tot tsa tsc tsg tsi tsj tso tss tst tta ttc ttg tti tto tts ttt