-al -ic a-a a-b a-c a-i aaa aab aac aae aag aai aal aas ab- aba abb abc abe abg abi abl abs ac- aca acb acc ace acg aci acl acs aea aeb aec aee aeg aei ael aes ag- aga agb agc age agg agi agl ags ai- aia aib aic aie aig aii ail ais al- ala alb alc ale alg ali all als as- asa asb asc ase asg asi asl ass baa bab bac bae bag bai bal bas bba bbb bbc bbe bbg bbi bbl bbs bca bcb bcc bce bcg bci bcl bcs be- bea beb bec bee beg bei bel bes bga bgb bgc bge bgg bgi bgl bgs bi- bia bib bic bie big bii bil bis bla blb blc ble blg bli bll bls bsa bsb bsc bse bsg bsi bsl bss c-- caa cab cac cae cag cai cal cas cba cbb cbc cbe cbg cbi cbl cbs cca ccb ccc cce ccg cci ccl ccs ce- cea ceb cec cee ceg cei cel ces cga cgb cgc cge cgg cgi cgl cgs ci- cia cib cic cie cig cii cil cis cl- cla clb clc cle clg cli cll cls csa csb csc cse csg csi csl css eaa eab eac eae eag eai eal eas eba ebb ebc ebe ebg ebi ebl ebs ec- eca ecb ecc ece ecg eci ecl ecs eea eeb eec eee eeg eel ees ega egb egc ege egg egi egl egs eia eib eic eie eig eii eil eis ela elb elc ele elg eli ell els es- esa esb esc ese esg esi esl ess gaa gab gac gae gag gai gal gas gba gbc gbe gbg gbi gbl gbs gca gcb gcc gce gcg gci gcl gcs ge- gea geb gec gee geg gei gel ges gga ggb ggc ggg ggi ggs gia gib gic gie gig gii gil gis gla glb glc gle glg gli gll gls gsa gsb gsc gse gsg gsi gsl gss ia- iaa iab iac iae iag iai ial ias iba ibb ibc ibe ibg ibi ibl ibs ica icb icc ice icg ici icl ics ie- iea iec iee ieg iei iel ies iga igb igc ige igg igi igl igs iia iib iic iie iii iil iis il- ila ilb ilc ile ilg ili ill ils is- isa isb isc ise isg isi isl iss la- laa lab lac lae lag lai lal las lba lbb lbc lbe lbg lbi lbl lbs lca lcb lcc lce lcg lci lcl lcs lea leb lec lee leg lei lel les lga lgb lgc lge lgg lgi lgl lgs lia lib lic lie lig lii lil lis lla llb llc lle llg lli lll lls lsa lsb lsc lse lsg lsi lsl lss saa sab sac sae sag sai sal sas sba sbb sbc sbe sbg sbi sbl sbs sca scb scc sce scg sci scl scs se- sea seb sec see seg sei sel ses sga sgb sgc sge sgg sgi sgl sgs sia sib sic sie sig sii sil sis sla slb slc sle slg sli sll sls ss- ssa ssb ssc sse ssg ssi ssl sss