-al -ic a-a a-b a-c a-i aaa aab aac aai aal aan ab- aba abb abc abi abl abn ac- aca acb acc aci acl acn ai- aia aib aic aii ail ain al- ala alb alc ali all aln an- ana anb anc ani anl ann baa bab bac bai bal ban bba bbb bbc bbi bbl bbn bca bcb bcc bci bcl bcn bi- bia bib bic bii bil bin bla blb blc bli bll bln bna bnb bnc bni bnl bnn c-- caa cab cac cai cal can cba cbb cbc cbi cbl cbn cca ccb ccc cci ccl ccn ci- cia cib cic cii cil cin cl- cla clb clc cli cll cln cn- cna cnb cnc cni cnl cnn ia- iaa iab iac iai ial ian iba ibb ibc ibi ibl ibn ica icb icc ici icl icn iia iib iic iii iil iin il- ila ilb ilc ili ill iln in- ina inb inc ini inl inn la- laa lab lac lai lal lan lba lbb lbc lbi lbl lca lcb lcc lci lcl lcn lia lib lic lii lil lin lla llb llc lli lll lln lna lnb lnc lni lnl lnn n-i naa nab nac nai nal nan nba nbb nbc nbi nbl nbn nca ncb ncc nci ncl ncn nia nib nic nii nil nin nla nlb nlc nli nll nln nna nnb nnc nni nnl nnn