-al -ic a-a a-b a-c a-i aaa aab aac aae aag aai aal aan ab- aba abb abc abe abg abi abl abn ac- aca acb acc ace acg aci acl acn aea aeb aec aee aeg aei ael aen ag- aga agb agc age agg agi agl agn ai- aia aib aic aie aig aii ail ain al- ala alb alc ale alg ali all aln an- ana anb anc ane ang ani anl ann baa bab bac bae bag bai bal ban bba bbb bbc bbe bbg bbi bbl bbn bca bcb bcc bce bcg bci bcl bcn be- bea beb bec bee beg bei bel ben bga bgb bgc bge bgg bgi bgl bgn bi- bia bib bic bie big bii bil bin bla blb blc ble blg bli bll bln bna bnb bnc bne bng bni bnl bnn c-- caa cab cac cae cag cai cal can cba cbb cbc cbe cbg cbi cbl cbn cca ccb ccc cce ccg cci ccl ccn ce- cea ceb cec cee ceg cei cel cen cga cgb cgc cge cgg cgi cgl cgn ci- cia cib cic cie cig cii cil cin cl- cla clb clc cle clg cli cll cln cn- cna cnb cnc cne cng cni cnl cnn eaa eab eac eae eag eai eal ean eba ebb ebc ebe ebg ebi ebl ebn ec- eca ecb ecc ece ecg eci ecl ecn eea eeb eec eee eeg eel een ega egb egc ege egg egi egl egn eia eib eic eie eig eii eil ein ela elb elc ele elg eli ell eln en- ena enb enc ene eng eni enl enn gaa gab gac gae gag gai gal gan gba gbc gbe gbg gbi gbl gbn gca gcb gcc gce gcg gci gcl gcn ge- gea geb gec gee geg gei gel gen gga ggb ggc ggg ggi ggn gia gib gic gie gig gii gil gin gla glb glc gle glg gli gll gln gna gnb gnc gne gni gnl gnn ia- iaa iab iac iae iag iai ial ian iba ibb ibc ibe ibg ibi ibl ibn ica icb icc ice icg ici icl icn ie- iea iec iee ieg iei iel ien iga igb igc ige igg igi igl ign iia iib iic iie iii iil iin il- ila ilb ilc ile ilg ili ill iln in- ina inb inc ine ing ini inl inn la- laa lab lac lae lag lai lal lan lba lbb lbc lbe lbg lbi lbl lca lcb lcc lce lcg lci lcl lcn lea leb lec lee leg lei lel len lga lgb lgc lge lgg lgi lgl lgn lia lib lic lie lig lii lil lin lla llb llc lle llg lli lll lln lna lnb lnc lne lng lni lnl lnn n-i naa nab nac nae nag nai nal nan nba nbb nbc nbe nbg nbi nbl nbn nca ncb ncc nce ncg nci ncl ncn ne- nea neb nec nee neg nei nel nen nga ngb ngc nge ngg ngi ngl ngn nia nib nic nie nig nii nil nin nla nlb nlc nle nlg nli nll nln nna nnb nnc nne nng nni nnl nnn