-ic a-a a-c a-i a-t aaa aac aae aai aam aao aat aax ac- aca acc ace aci acm aco act acx aea aec aee aei aem aeo aet aex ai- aia aic aie aii aim aio ait aix ama amc ame ami amm amo amt amx aoa aoc aoe aoi aom aoo aot aox at- ata atc ate ati atm ato att atx ax- axa axe axi axm axo axt axx c-- caa cac cae cai cam cao cat cax cca ccc cce cci ccm cco cct ccx ce- cea cec cee cei cem ceo cet cex ci- cia cic cie cii cim cio cit cix cma cmc cme cmi cmm cmo cmt cmx co- coa coc coe coi com coo cot cox cta ctc cte cti ctm cto ctt ctx cxc cxi cxo cxt cxx eaa eac eae eai eam eao eat eax ec- eca ecc ece eci ecm eco ect ecx eea eec eee eem eeo eet eex eia eic eie eii eim eio eit eix em- ema emc eme emi emm emo emt emx eo- eoa eoc eoe eoi eom eoo eot eta etc ete eti etm eto ett etx ex- exa exc exe exi exo ext exx ia- iaa iac iae iai iam iao iat ica icc ice ici icm ico ict ie- iea iec iee iei iem iet iex iia iic iie iii iim iio iit iix im- ima imc ime imi imm imo imt imx io- ioa ioc ioe ioi iom ioo iot ita itc ite iti itm ito itt itx ixc ixe ixi m-o maa mac mae mai mam mao mat max mc- mca mcc mce mci mcm mco mct mcx mea mec mee mei mem meo met mex mi- mia mic mie mii mim mio mit mix mma mmc mme mmi mmm mmo mmt mmx moa moc moe moi mom moo mot mox mta mtc mte mti mtm mto mtt mtx mxa mxc mxi o-i oaa oac oae oai oam oao oat oax oc- oca occ oci ocm oco oct ocx oea oec oee oei oem oeo oet oex oia oic oie oii oim oio oit om- oma omc ome omi omm omo omt omx oo- ooa ooc ooi oom ooo oot oox ot- ota otc ote oti otm oto ott ox- oxa oxc oxi oxo oxt oxx t-x taa tac tae tai tam tao tat tax tca tcc tce tci tcm tco tct tcx te- tea tec tee tei tem teo tet tex tia tic tie tii tim tio tit tix tma tmc tme tmi tmm tmo tmt tmx to- toa toc toe toi tom too tot tox tta ttc tte tti ttm tto ttt ttx txe txi txt xaa xac xam xat xci xcx xee xem xet xex xia xic xie xii xio xit xix xma xmc xmi xmm xmo xmt xmx xoa xoc xoi xom xoo xot xox xtc xti xtm xtx xxi xxo xxx