-al -ic a-a a-b a-c a-i a-t aaa aab aac aag aai aak aal aan aat ab- aba abb abc abg abi abk abl abn abt ac- aca acb acc acg aci ack acl acn act ag- aga agb agc agg agi agk agl agn agt ai- aia aib aic aig aii aik ail ain ait aka akb akc akg aki akk akl akn al- ala alb alc alg ali alk all aln alt an- ana anb anc ang ani ank anl ann ant at- ata atb atc atg ati atl atn att baa bab bac bag bai bak bal ban bat bba bbb bbc bbg bbi bbk bbl bbn bbt bca bcb bcc bcg bci bck bcl bcn bct bga bgb bgc bgg bgi bgk bgl bgn bgt bi- bia bib bic big bii bik bil bin bit bka bkb bkc bkg bkk bkl bkn bkt bla blb blc blg bli blk bll bln blt bna bnb bnc bng bni bnk bnl bnn bnt bta btb btc btg bti btk btl btn btt c-- caa cab cac cag cai cak cal can cat cba cbb cbc cbg cbi cbk cbl cbn cbt cca ccb ccc ccg cci cck ccl ccn cct cga cgb cgc cgg cgi cgl cgn cgt ci- cia cib cic cig cii cik cil cin cit cka ckb ckc cki ckt cl- cla clb clc clg cli clk cll cln clt cn- cna cnb cnc cng cni cnl cnn cnt cta ctb ctc ctg cti ctk ctl ctn ctt gaa gab gac gag gai gak gal gan gat gba gbc gbg gbi gbk gbl gbn gbt gca gcb gcc gcg gci gck gcl gcn gct gga ggb ggc ggg ggi ggn ggt gia gib gic gig gii gik gil gin git gka gkb gkn gkt gla glb glc glg gli glk gll gln glt gna gnb gnc gni gnl gnn gnt gta gtb gtc gtg gti gtk gtl gtn gtt ia- iaa iab iac iag iai ial ian iat iba ibb ibc ibg ibi ibk ibl ibn ibt ica icb icc icg ici ick icl icn ict iga igb igc igg igi igk igl ign igt iia iib iic iii iil iin iit ika ikb ikc iki ikk ikl ikt il- ila ilb ilc ilg ili ilk ill iln ilt in- ina inb inc ing ini ink inl inn int ita itb itc itg iti itk itl itn itt k-t ka- kaa kab kac kag kai kak kal kan kat kba kbb kbc kbi kbk kbl kbn kca kcb kcc kcg kci kck kcl kcn kct kga kgb kgc kgi kgl kia kib kic kig kii kik kil kin kit kkb kkc kki kkk kkl kkn kkt kl- kla klb klc klg kli klt kn- kna knc kng kni knk knl knn knt kta ktb ktc ktg ktk ktl ktn ktt la- laa lab lac lag lai lak lal lan lat lba lbb lbc lbg lbi lbk lbl lbt lca lcb lcc lcg lci lck lcl lcn lct lga lgb lgc lgg lgi lgk lgl lgn lgt lia lib lic lig lii lik lil lin lit lka lkb lkg lkl lkt lla llb llc llg lli llk lll lln llt lna lnb lnc lng lni lnk lnl lnn lnt lta ltb ltc ltg lti ltk ltl ltt n-i naa nab nac nag nai nak nal nan nat nba nbb nbc nbg nbi nbk nbl nbn nbt nca ncb ncc ncg nci nck ncl ncn nct nga ngb ngc ngg ngi ngk ngl ngn ngt nia nib nic nig nii nik nil nin nit nka nkc nki nkk nkn nkt nla nlb nlc nlg nli nlk nll nln nlt nna nnb nnc nng nni nnk nnl nnn nnt nta ntb ntc ntg nti ntk ntn ntt taa tab tac tag tai tak tal tan tat tba tbb tbc tbg tbi tbk tbl tbn tbt tca tcb tcc tcg tci tck tcl tcn tct tga tgb tgc tgg tgi tgk tgl tgn tgt tia tib tic tig tii tik til tin tit tka tkb tkc tkg tkk tkl tkt tla tlc tlg tli tlk tll tln tlt tna tnb tnc tng tni tnk tnl tnn tnt tta ttb ttc ttg tti ttk ttl ttn ttt