-ic a-a a-b a-c a-i a-t aaa aab aac aaf aag aai aam aao aap aar aat ab- aba abb abc abf abg abi abm abo abp abr abt ac- aca acb acc acf acg aci acm aco acp acr act af- afa afb afc aff afg afi afm afo afp afr aft ag- aga agb agc agf agg agi agm ago agp agr agt ai- aia aib aic aif aig aii aim aio aip air ait ama amb amc amf amg ami amm amo amp amr amt aoa aob aoc aof aog aoi aom aoo aop aor aot ap- apa apb apc apf apg api apm apo app apr apt ar- ara arb arc arf arg ari arm aro arp arr art at- ata atb atc atf atg ati atm ato atp atr att b-p baa bab bac baf bag bai bam bao bap bar bat bba bbb bbc bbf bbg bbi bbm bbo bbp bbr bbt bca bcb bcc bcf bcg bci bcm bco bcp bcr bct bfa bfb bfc bff bfg bfi bfm bfo bfp bfr bft bga bgb bgc bgf bgg bgi bgm bgo bgp bgr bgt bi- bia bib bic bif big bii bim bio bip bir bit bma bmb bmc bmf bmg bmi bmm bmo bmp bmr bmt boa bob boc bof bog boi bom boo bop bor bot bpa bpb bpc bpf bpg bpi bpm bpo bpp bpr bpt bra brb brf brg bri brm bro brp brr brt bta btb btc btf btg bti btm bto btp btr btt c-- caa cab cac caf cag cai cam cao cap car cat cba cbb cbc cbf cbg cbi cbm cbo cbp cbr cbt cca ccb ccc ccf ccg cci ccm cco ccp ccr cct cfa cfb cfc cff cfg cfi cfm cfo cfp cfr cft cga cgb cgc cgg cgi cgm cgo cgp cgr cgt ci- cia cib cic cif cig cii cim cio cip cir cit cma cmb cmc cmf cmg cmi cmm cmo cmp cmr cmt co- coa cob coc cof cog coi com coo cop cor cot cpa cpb cpc cpf cpg cpi cpm cpo cpp cpr cpt cra crb crc crf crg cri crm cro crp crr crt cta ctb ctc ctf ctg cti ctm cto ctp ctr ctt faa fab fac faf fag fai fam fao fap far fat fba fbb fbc fbf fbg fbi fbm fbo fbp fbr fbt fca fcb fcc fcf fcg fci fcm fco fcp fcr fct ffa ffc fff ffg ffi ffm ffo ffp ffr fft fga fgb fgc fgf fgg fgi fgm fgp fgr fgt fia fib fic fif fig fii fim fip fir fit fma fmb fmc fmf fmg fmi fmm fmo fmp fmr fmt foa fob foc fof fog foi fom foo fop for fot fpa fpb fpc fpg fpi fpm fpo fpp fpr fpt fra frb frc frf frg fri frm fro frp frr frt fta ftb ftc ftf ftg fti ftm fto ftp ftr ftt g-p gaa gab gac gaf gag gai gam gao gap gar gat gba gbc gbf gbg gbi gbm gbo gbp gbr gbt gca gcb gcc gcf gcg gci gcm gco gcp gcr gct gfa gfb gfc gff gfi gfm gfo gfp gfr gft gga ggb ggc ggg ggi ggm ggo ggp ggr ggt gia gib gic gif gig gii gim gio gip gir git gma gmb gmc gmf gmg gmi gmm gmo gmp gmr gmt goa gob goc gof gog goi gom goo gop gor got gpa gpb gpc gpf gpg gpi gpm gpo gpp gpr gpt gra grb grc grf grg gri grm gro grp grr grt gta gtb gtc gtf gtg gti gtm gto gtp gtr gtt i-f ia- iaa iab iac iaf iag iai iam iao iap iar iat iba ibb ibc ibf ibg ibi ibm ibo ibp ibr ibt ica icb icc icf icg ici icm ico icp icr ict ifa ifb ifc iff ifg ifi ifm ifo ifp ifr ift iga igb igc igf igg igi igm igo igp igr igt iia iib iic iif iii iim iio iip iir iit im- ima imb imc imf img imi imm imo imp imt io- ioa iob ioc iof iog ioi iom ioo iop ior iot ipa ipb ipc ipf ipg ipi ipm ipo ipp ipr ipt ir- ira irb irc irf irg iri irm iro irp irr irt ita itb itc itf itg iti itm ito itp itt m-f m-o m-r maa mab mac maf mag mai mam mao map mar mat mba mbb mbc mbf mbg mbi mbm mbo mbp mbr mbt mc- mca mcb mcc mcf mcg mci mcm mco mcp mcr mct mfa mfb mfc mff mfg mfi mfm mfo mfp mfr mft mga mgb mgc mgf mgi mgm mgo mgp mgr mgt mi- mia mib mic mif mig mii mim mio mip mir mit mma mmb mmc mmf mmg mmi mmm mmo mmp mmr mmt moa mob moc mof mog moi mom moo mop mor mot mpa mpb mpc mpf mpg mpi mpm mpo mpp mpr mpt mra mrb mrc mrf mrg mri mrm mro mrp mrr mrt mta mtb mtc mtf mtg mti mtm mto mtp mtr mtt o-i oaa oab oac oaf oag oai oam oao oap oar oat ob- oba obb obc obf obg obi obm obo obp obr obt oc- oca ocb occ ocf ocg oci ocm oco ocp ocr oct of- ofa ofb ofc off ofg ofi ofm ofo ofp ofr oft oga ogc ogf ogg ogi ogo ogp ogt oia oib oic oif oii oim oio oip oir oit om- oma omb omc omf omg omi omm omo omp omr omt oo- ooa oob ooc oof oog ooi oom ooo oop oor oot op- opa opb opc opf opg opi opm opo opp opr opt or- ora orb orc orf org ori orm oro orp orr ort ot- ota otb otc otf otg oti otm oto otp otr ott p-p paa pab pac paf pag pai pam pao pap