-ic a-a a-c a-i a-t aaa aac aae aai aam aas aat aax ac- aca acc ace aci acm acs act acx aea aec aee aei aem aes aet aex ai- aia aic aie aii aim ais ait aix ama amc ame ami amm ams amt amx as- asa asc ase asi asm ass ast asx at- ata atc ate ati atm ats att atx ax- axa axe axi axm axs axt axx c-- caa cac cae cai cam cas cat cax cca ccc cce cci ccm ccs cct ccx ce- cea cec cee cei cem ces cet cex ci- cia cic cie cii cim cis cit cix cma cmc cme cmi cmm cms cmt cmx csa csc cse csi csm css cst csx cta ctc cte cti ctm cts ctt ctx cxc cxi cxs cxt cxx eaa eac eae eai eam eas eat eax ec- eca ecc ece eci ecm ecs ect ecx eea eec eee eem ees eet eex eia eic eie eii eim eis eit eix em- ema emc eme emi emm ems emt emx es- esa esc ese esi esm ess est esx eta etc ete eti etm ets ett etx ex- exa exc exe exi exs ext exx ia- iaa iac iae iai iam ias iat ica icc ice ici icm ics ict ie- iea iec iee iei iem ies iet iex iia iic iie iii iim iis iit iix im- ima imc ime imi imm ims imt imx is- isa isc ise isi ism iss ist ita itc ite iti itm its itt itx ixc ixe ixi maa mac mae mai mam mas mat max mc- mca mcc mce mci mcm mcs mct mcx mea mec mee mei mem mes met mex mi- mia mic mie mii mim mis mit mix mma mmc mme mmi mmm mms mmt mmx msa msc mse msi msm mss mst msx mta mtc mte mti mtm mts mtt mtx mxa mxc mxi mxs saa sac sae sai sam sas sat sax sca scc sce sci scm scs sct scx se- sea sec see sei sem ses set sex sia sic sie sii sim sis sit six sma smc sme smi smm sms smt smx ss- ssa ssc sse ssi ssm sss sst ssx sta stc ste sti stm sts stt stx sxc sxi sxm sxs sxt t-x taa tac tae tai tam tas tat tax tca tcc tce tci tcm tcs tct tcx te- tea tec tee tei tem tes tet tex tia tic tie tii tim tis tit tix tma tmc tme tmi tmm tms tmt tmx tsa tsc tse tsi tsm tss tst tsx tta ttc tte tti ttm tts ttt ttx txe txi txs txt xaa xac xam xas xat xci xcx xee xem xes xet xex xia xic xie xii xis xit xix xma xmc xmi xmm xms xmt xmx xsa xsc xsi xsm xss xst xtc xti xtm xts xtx xxi xxx