-ic a-a a-c a-i a-t aaa aac aaf aag aai aam aao aar aat ac- aca acc acf acg aci acm aco acr act af- afa afc aff afg afi afm afo afr aft ag- aga agc agf agg agi agm ago agr agt ai- aia aic aif aig aii aim aio air ait ama amc amf amg ami amm amo amr amt aoa aoc aof aog aoi aom aoo aor aot ar- ara arc arf arg ari arm aro arr art at- ata atc atf atg ati atm ato atr att c-- caa cac caf cag cai cam cao car cat cca ccc ccf ccg cci ccm cco ccr cct cfa cfc cff cfg cfi cfm cfo cfr cft cga cgc cgg cgi cgm cgo cgr cgt ci- cia cic cif cig cii cim cio cir cit cma cmc cmf cmg cmi cmm cmo cmr cmt co- coa coc cof cog coi com coo cor cot cra crc crf crg cri crm cro crr crt cta ctc ctf ctg cti ctm cto ctr ctt faa fac faf fag fai fam fao far fat fca fcc fcf fcg fci fcm fco fcr fct ffa ffc fff ffg ffi ffm ffo ffr fft fga fgc fgf fgg fgi fgm fgr fgt fia fic fif fig fii fim fir fit fma fmc fmf fmg fmi fmm fmo fmr fmt foa foc fof fog foi fom foo for fot fra frc frf frg fri frm fro frr frt fta ftc ftf ftg fti ftm fto ftr ftt gaa gac gaf gag gai gam gao gar gat gca gcc gcf gcg gci gcm gco gcr gct gfa gfc gff gfi gfm gfo gfr gft gga ggc ggg ggi ggm ggo ggr ggt gia gic gif gig gii gim gio gir git gma gmc gmf gmg gmi gmm gmo gmr gmt goa goc gof gog goi gom goo gor got gra grc grf grg gri grm gro grr grt gta gtc gtf gtg gti gtm gto gtr gtt i-f ia- iaa iac iaf iag iai iam iao iar iat ica icc icf icg ici icm ico icr ict ifa ifc iff ifg ifi ifm ifo ifr ift iga igc igf igg igi igm igo igr igt iia iic iif iii iim iio iir iit im- ima imc imf img imi imm imo imt io- ioa ioc iof iog ioi iom ioo ior iot ir- ira irc irf irg iri irm iro irr irt ita itc itf itg iti itm ito itt m-f m-o m-r maa mac maf mag mai mam mao mar mat mc- mca mcc mcf mcg mci mcm mco mcr mct mfa mfc mff mfg mfi mfm mfo mfr mft mga mgc mgf mgi mgm mgo mgr mgt mi- mia mic mif mig mii mim mio mir mit mma mmc mmf mmg mmi mmm mmo mmr mmt moa moc mof mog moi mom moo mor mot mra mrc mrf mrg mri mrm mro mrr mrt mta mtc mtf mtg mti mtm mto mtr mtt o-i oaa oac oaf oag oai oam oao oar oat oc- oca occ ocf ocg oci ocm oco ocr oct of- ofa ofc off ofg ofi ofm ofo ofr oft oga ogc ogf ogg ogi ogo ogt oia oic oif oii oim oio oir oit om- oma omc omf omg omi omm omo omr omt oo- ooa ooc oof oog ooi oom ooo oor oot or- ora orc orf org ori orm oro orr ort ot- ota otc otf otg oti otm oto otr ott ra- raa rac raf rag rai ram rao rar rat rca rcc rcf rcg rci rcm rco rcr rct rfa rfc rff rfg rfi rfm rfo rfr rft rga rgc rgf rgg rgi rgo rgr rgt ria ric rif rig rii rim rio rir rit rma rmc rmf rmg rmi rmm rmo rmr rmt roa roc rof rog roi rom roo ror rot rra rrc rrf rrg rri rrm rrr rrt rta rtc rtf rtg rti rtm rto rtr rtt taa tac taf tag tai tam tao tar tat tca tcc tcf tcg tci tcm tco tcr tct tfa tfc tff tfg tfi tfm tfo tfr tft tga tgc tgf tgg tgi tgm tgo tgr tgt tia tic tif tig tii tim tio tir tit tma tmc tmf tmg tmi tmm tmo tmr tmt to- toa toc tof tog toi tom too tor tot tra trc trf trg tri trm tro trr trt tta ttc ttf ttg tti ttm tto ttr ttt