-al -ic a-a a-b a-c a-i aaa aab aac aae aag aai aal ab- aba abb abc abe abg abi abl ac- aca acb acc ace acg aci acl aea aeb aec aee aeg aei ael ag- aga agb agc age agg agi agl ai- aia aib aic aie aig aii ail al- ala alb alc ale alg ali all baa bab bac bae bag bai bal bba bbb bbc bbe bbg bbi bbl bca bcb bcc bce bcg bci bcl be- bea beb bec bee beg bei bel bga bgb bgc bge bgg bgi bgl bi- bia bib bic bie big bii bil bla blb blc ble blg bli bll c-- caa cab cac cae cag cai cal cba cbb cbc cbe cbg cbi cbl cca ccb ccc cce ccg cci ccl ce- cea ceb cec cee ceg cei cel cga cgb cgc cge cgg cgi cgl ci- cia cib cic cie cig cii cil cl- cla clb clc cle clg cli cll eaa eab eac eae eag eai eal eba ebb ebc ebe ebg ebi ebl ec- eca ecb ecc ece ecg eci ecl eea eeb eec eee eeg eel ega egb egc ege egg egi egl eia eib eic eie eig eii eil ela elb elc ele elg eli ell gaa gab gac gae gag gai gal gba gbc gbe gbg gbi gbl gca gcb gcc gce gcg gci gcl ge- gea geb gec gee geg gei gel gga ggb ggc ggg ggi gia gib gic gie gig gii gil gla glb glc gle glg gli gll ia- iaa iab iac iae iag iai ial iba ibb ibc ibe ibg ibi ibl ica icb icc ice icg ici icl ie- iea iec iee ieg iei iel iga igb igc ige igg igi igl iia iib iic iie iii iil il- ila ilb ilc ile ilg ili ill la- laa lab lac lae lag lai lal lba lbb lbc lbe lbg lbi lbl lca lcb lcc lce lcg lci lcl lea leb lec lee leg lei lel lga lgb lgc lge lgg lgi lgl lia lib lic lie lig lii lil lla llb llc lle llg lli lll