-ic a-a a-c a-i aaa aac aai aam aan aas aax ac- aca acc aci acm acn acs acx ai- aia aic aii aim ain ais aix ama amc ami amm amn ams amx an- ana anc ani anm ann ans anx as- asa asc asi asm asn ass asx ax- axa axi axm axn axs axx c-- caa cac cai cam can cas cax cca ccc cci ccm ccn ccs ccx ci- cia cic cii cim cin cis cix cma cmc cmi cmm cmn cms cmx cn- cna cnc cni cnm cnn cns cnx csa csc csi csm csn css csx cxc cxi cxs cxx ia- iaa iac iai iam ian ias ica icc ici icm icn ics iia iic iii iim iin iis iix im- ima imc imi imm imn ims imx in- ina inc ini inm inn ins inx is- isa isc isi ism isn iss ixc ixi ixn maa mac mai mam man mas max mc- mca mcc mci mcm mcn mcs mcx mi- mia mic mii mim min mis mix mma mmc mmi mmm mmn mms mmx mna mnc mni mnm mnn mns msa msc msi msm msn mss msx mxa mxc mxi mxn mxs n-i naa nac nai nam nan nas nax nca ncc nci ncm ncn ncs ncx nia nic nii nim nin nis nix nma nmc nmi nmm nmn nms nna nnc nni nnm nnn nns nsa nsc nsi nsm nsn nss nsx nxc saa sac sai sam san sas sax sca scc sci scm scn scs scx sia sic sii sim sin sis six sma smc smi smm smn sms smx sna snc sni snm snn sns ss- ssa ssc ssi ssm ssn sss ssx sxc sxi sxm sxn sxs xaa xac xam xan xas xci xcx xia xic xii xin xis xix xma xmc xmi xmm xms xmx xna xnc xns xsa xsc xsi xsm xss xxi xxx