-al -ic a-a a-c a-i aaa aac aai aal aax ac- aca acc aci acl acx ai- aia aic aii ail aix al- ala alc ali all alx ax- axa axi axl axx c-- caa cac cai cal cax cca ccc cci ccl ccx ci- cia cic cii cil cix cl- cla clc cli cll clx cxc cxi cxl cxx ia- iaa iac iai ial ica icc ici icl iia iic iii iil iix il- ila ilc ili ill ilx ixc ixi ixl la- laa lac lai lal lax lca lcc lci lcl lcx lia lic lii lil lix lla llc lli lll lxc lxi lxx xaa xac xal xci xcl xcx xia xic xii xix xla xli xxi xxl xxx