-al -ic a-a a-b a-c a-i aaa aab aac aai aal aan aar ab- aba abb abc abi abl abn abr ac- aca acb acc aci acl acn acr ai- aia aib aic aii ail ain air al- ala alb alc ali all aln alr an- ana anb anc ani anl ann anr ar- ara arb arc ari arl arn arr baa bab bac bai bal ban bar bba bbb bbc bbi bbl bbn bbr bca bcb bcc bci bcl bcn bcr bi- bia bib bic bii bil bin bir bla blb blc bli bll bln blr bna bnb bnc bni bnl bnn bnr bra brb bri brl brn brr c-- caa cab cac cai cal can car cba cbb cbc cbi cbl cbn cbr cca ccb ccc cci ccl ccn ccr ci- cia cib cic cii cil cin cir cl- cla clb clc cli cll cln clr cn- cna cnb cnc cni cnl cnn cnr cra crb crc cri crl crn crr ia- iaa iab iac iai ial ian iar iba ibb ibc ibi ibl ibn ibr ica icb icc ici icl icn icr iia iib iic iii iil iin iir il- ila ilb ilc ili ill iln ilr in- ina inb inc ini inl inn inr ir- ira irb irc iri irl irn irr la- laa lab lac lai lal lan lar lba lbb lbc lbi lbl lbr lca lcb lcc lci lcl lcn lcr lia lib lic lii lil lin lir lla llb llc lli lll lln llr lna lnb lnc lni lnl lnn lnr lra lrb lrc lri lrn lrr n-i naa nab nac nai nal nan nar nba nbb nbc nbi nbl nbn nbr nca ncb ncc nci ncl ncn ncr nia nib nic nii nil nin nir nla nlb nlc nli nll nln nlr nna nnb nnc nni nnl nnn nra nrb nrc nri nrl nrn nrr ra- raa rab rac rai ral ran rar rba rbb rbc rbi rbl rbn rbr rca rcb rcc rci rcl rcn rcr ria rib ric rii ril rin rir rla rlc rli rll rln rlr rna rnb rnc rni rnn rnr rra rrb rrc rri rrl rrn rrr