a-a a-b a-i a-t aaa aab aae aag aai aam aan aap aat ab- aba abb abe abg abi abm abn abp abt aea aeb aee aeg aei aem aen aep aet ag- aga agb age agg agi agm agn agp agt ai- aia aib aie aig aii aim ain aip ait ama amb ame amg ami amm amn amp amt an- ana anb ane ang ani anm ann anp ant ap- apa apb ape apg api apm apn app apt at- ata atb ate atg ati atm atn atp att b-p baa bab bae bag bai bam ban bap bat bba bbb bbe bbg bbi bbm bbn bbp bbt be- bea beb bee beg bei bem ben bep bet bga bgb bge bgg bgi bgm bgn bgp bgt bi- bia bib bie big bii bim bin bip bit bma bmb bme bmg bmi bmm bmn bmp bmt bna bnb bne bng bni bnn bnp bnt bpa bpb bpe bpg bpi bpm bpn bpp bpt bta btb bte btg bti btm btn btp btt eaa eab eae eag eai eam ean eap eat eba ebb ebe ebg ebi ebm ebn ebp ebt eea eeb eee eeg eem een eep eet ega egb ege egg egi egm egn egp egt eia eib eie eig eii eim ein eip eit em- ema emb eme emg emi emm emn emp emt en- ena enb ene eng eni enm enn enp ent ep- epa epb epe epg epi epm epn epp ept eta etb ete etg eti etm etn etp ett g-p gaa gab gae gag gai gam gan gap gat gba gbe gbg gbi gbm gbn gbp gbt ge- gea geb gee geg gei gem gen gep get gga ggb ggg ggi ggm ggn ggp ggt gia gib gie gig gii gim gin gip git gma gmb gme gmg gmi gmm gmn gmp gmt gna gnb gne gni gnm gnn gnp gnt gpa gpb gpe gpg gpi gpm gpn gpp gpt gta gtb gte gtg gti gtm gtn gtp gtt ia- iaa iab iae iag iai iam ian iap iat iba ibb ibe ibg ibi ibm ibn ibp ibt ie- iea iee ieg iei iem ien iep iet iga igb ige igg igi igm ign igp igt iia iib iie iii iim iin iip iit im- ima imb ime img imi imm imn imp imt in- ina inb ine ing ini inm inn inp int ipa ipb ipe ipg ipi ipm ipn ipp ipt ita itb ite itg iti itm itn itp itt maa mab mae mag mai mam man map mat mba mbb mbe mbg mbi mbm mbp mbt mea meb mee meg mei mem men mep met mga mgb mge mgi mgm mgn mgp mgt mi- mia mib mie mig mii mim min mip mit mma mmb mme mmg mmi mmm mmn mmp mmt mna mnb mne mng mni mnm mnn mnp mnt mpa mpb mpe mpg mpi mpm mpn mpp mpt mta mtb mte mtg mti mtm mtn mtp mtt n-i naa nab nae nag nai nam nan nap nat nba nbb nbe nbg nbi nbm nbn nbp nbt ne- nea neb nee neg nei nem nen nep net nga ngb nge ngg ngi ngm ngn ngp ngt nia nib nie nig nii nim nin nip nit nma nmb nme nmg nmi nmm nmn nmp nmt nna nnb nne nng nni nnm nnn nnp nnt npa npb npe npg npi npm npn npp npt nta ntb nte ntg nti ntm ntn ntp ntt p-p paa pab pae pag pai pam pan pap pat pba pbb pbe pbg pbi pbm pbn pbp pbt pea peb pee peg pei pem pen pep pet pga pgb pge pgg pgi pgm pgn pgp pgt pia pib pie pig pii pim pin pip pit pma pmb pme pmg pmi pmm pmn pmp pmt pn- pna pnb pne png pni pnm pnn pnp pnt ppa ppb ppe ppg ppi ppm ppn ppp ppt pt- pta ptb pte ptg pti ptm ptn ptp ptt taa tab tae tag tai tam tan tap tat tba tbb tbe tbg tbi tbm tbn tbp tbt te- tea teb tee teg tei tem ten tep tet tga tgb tge tgg tgi tgm tgn tgp tgt tia tib tie tig tii tim tin tip tit tma tmb tme tmg tmi tmm tmn tmp tmt tna tnb tne tng tni tnm tnn tnp tnt tpa tpb tpe tpg tpi tpm tpn tpp tpt tta ttb tte ttg tti ttm ttn ttp ttt