-ic a-a a-c a-i a-t aaa aac aad aaf aag aai aan aao aat ac- aca acc acd acf acg aci acn aco act ad- ada adc add adf adg adi adn ado adt af- afa afc afd aff afg afi afn afo aft ag- aga agc agd agf agg agi agn ago agt ai- aia aic aid aif aig aii ain aio ait an- ana anc and anf ang ani ann ano ant aoa aoc aod aof aog aoi aon aoo aot at- ata atc atd atf atg ati atn ato att c-- caa cac cad caf cag cai can cao cat cca ccc ccd ccf ccg cci ccn cco cct cda cdc cdd cdf cdg cdi cdn cdo cdt cfa cfc cfd cff cfg cfi cfn cfo cft cga cgc cgd cgg cgi cgn cgo cgt ci- cia cic cid cif cig cii cin cio cit cn- cna cnc cnd cnf cng cni cnn cno cnt co- coa coc cod cof cog coi con coo cot cta ctc ctd ctf ctg cti ctn cto ctt daa dac dad daf dag dai dan dao dat dca dcc dcd dcf dcg dci dcn dco dct dda ddc ddd ddf ddg ddi ddn ddo ddt dfa dfc dfd dff dfg dfi dfn dfo dft dga dgc dgd dgf dgg dgi dgn dgt di- dia dic did dif dig dii din dio dit dna dnc dnd dnf dng dni dnn dno dnt doa doc dod dof dog doi don doo dot dta dtc dtd dtf dtg dti dtn dto dtt faa fac fad faf fag fai fan fao fat fca fcc fcd fcf fcg fci fcn fco fct fda fdc fdd fdf fdg fdi fdn fdo fdt ffa ffc ffd fff ffg ffi ffn ffo fft fga fgc fgd fgf fgg fgi fgn fgt fia fic fid fif fig fii fin fit fna fnc fnd fnf fng fni fnn fnt foa foc fof fog foi fon foo fot fta ftc ftd ftf ftg fti ftn fto ftt g-d gaa gac gad gaf gag gai gan gao gat gca gcc gcd gcf gcg gci gcn gco gct gda gdc gdd gdf gdi gdn gdo gdt gfa gfc gfd gff gfi gfo gft gga ggc ggd ggg ggi ggn ggo ggt gia gic gid gif gig gii gin gio git gna gnc gnd gnf gni gnn gno gnt goa goc god gof gog goi gon goo got gta gtc gtd gtf gtg gti gtn gto gtt i-d i-f ia- iaa iac iad iaf iag iai ian iao iat ica icc icd icf icg ici icn ico ict ida idc idd idf idg idi idn ido idt ifa ifc ifd iff ifg ifi ifn ifo ift iga igc igd igf igg igi ign igo igt iia iic iid iif iii iin iio iit in- ina inc ind inf ing ini inn ino int io- ioa ioc iod iof iog ioi ion ioo iot ita itc itd itf itg iti itn ito itt n-i naa nac nad naf nag nai nan nao nat nca ncc ncd ncf ncg nci ncn nco nct nda ndc ndd ndf ndg ndi ndn ndo ndt nfa nfc nfd nff nfi nfn nfo nft nga ngc ngd ngf ngg ngi ngn ngo ngt nia nic nid nif nig nii nin nio nit nna nnc nnf nng nni nnn nno nnt no- noa noc nod nof nog noi non noo not nta ntc ntd ntf ntg nti ntn nto ntt o-i oaa oac oad oaf oag oai oan oao oat oc- oca occ ocd ocf ocg oci ocn oco oct oda odc odd odf odg odi odn odo odt of- ofa ofc ofd off ofg ofi ofn ofo oft oga ogc ogd ogf ogg ogi ogn ogo ogt oia oic oid oif oii oin oio oit on- ona onc ond onf ong oni onn ono ont oo- ooa ooc ood oof oog ooi oon ooo oot ot- ota otc otd otf otg oti otn oto ott taa tac tad taf tag tai tan tao tat tca tcc tcd tcf tcg tci tcn tco tct tda tdc tdd tdf tdg tdi tdn tdo tdt tfa tfc tfd tff tfg tfi tfn tfo tft tga tgc tgf tgg tgi tgn tgo tgt tia tic tid tif tig tii tin tio tit tna tnc tnd tnf tng tni tnn tno tnt to- toa toc tod tof tog toi ton too tot tta ttc ttd ttf ttg tti ttn tto ttt