-ic a-a a-c a-i a-t aaa aac aae aaf aai aam aao aat aax ac- aca acc ace acf aci acm aco act acx aea aec aee aef aei aem aeo aet aex af- afa afc afe aff afi afm afo aft afx ai- aia aic aie aif aii aim aio ait aix ama amc ame amf ami amm amo amt amx aoa aoc aoe aof aoi aom aoo aot aox at- ata atc ate atf ati atm ato att atx ax- axa axe axi axm axo axt axx c-- caa cac cae caf cai cam cao cat cax cca ccc cce ccf cci ccm cco cct ccx ce- cea cec cee cef cei cem ceo cet cex cfa cfc cfe cff cfi cfm cfo cft cfx ci- cia cic cie cif cii cim cio cit cix cma cmc cme cmf cmi cmm cmo cmt cmx co- coa coc coe cof coi com coo cot cox cta ctc cte ctf cti ctm cto ctt ctx cxc cxf cxi cxo cxt cxx eaa eac eae eaf eai eam eao eat eax ec- eca ecc ece ecf eci ecm eco ect ecx eea eec eee eef eem eeo eet eex ef- efa efc efe eff efi efm efo eft efx eia eic eie eif eii eim eio eit eix em- ema emc eme emf emi emm emo emt emx eo- eoa eoc eoe eof eoi eom eoo eot eta etc ete etf eti etm eto ett etx ex- exa exc exe exi exo ext exx faa fac fae faf fai fam fao fat fax fca fcc fce fcf fci fcm fco fct fcx fea fec fee fef fei fem feo fet fex ffa ffc ffe fff ffi ffm ffo fft ffx fia fic fie fif fii fim fit fix fma fmc fme fmf fmi fmm fmo fmt fmx foa foc foe fof foi fom foo fot fox fta ftc fte ftf fti ftm fto ftt ftx fxe fxi fxm fxt fxx i-f ia- iaa iac iae iaf iai iam iao iat ica icc ice icf ici icm ico ict ie- iea iec iee ief iei iem iet iex ifa ifc ife iff ifi ifm ifo ift ifx iia iic iie iif iii iim iio iit iix im- ima imc ime imf imi imm imo imt imx io- ioa ioc ioe iof ioi iom ioo iot ita itc ite itf iti itm ito itt itx ixc ixe ixi m-f m-o maa mac mae maf mai mam mao mat max mc- mca mcc mce mcf mci mcm mco mct mcx mea mec mee mef mei mem meo met mex mfa mfc mfe mff mfi mfm mfo mft mi- mia mic mie mif mii mim mio mit mix mma mmc mme mmf mmi mmm mmo mmt mmx moa moc moe mof moi mom moo mot mox mta mtc mte mtf mti mtm mto mtt mtx mxa mxc mxi o-i oaa oac oae oaf oai oam oao oat oax oc- oca occ ocf oci ocm oco oct ocx oea oec oee oef oei oem oeo oet oex of- ofa ofc ofe off ofi ofm ofo oft ofx oia oic oie oif oii oim oio oit om- oma omc ome omf omi omm omo omt omx oo- ooa ooc oof ooi oom ooo oot oox ot- ota otc ote otf oti otm oto ott ox- oxa oxc oxf oxi oxo oxt oxx t-x taa tac tae taf tai tam tao tat tax tca tcc tce tcf tci tcm tco tct tcx te- tea tec tee tef tei tem teo tet tex tfa tfc tfe tff tfi tfm tfo tft tfx tia tic tie tif tii tim tio tit tix tma tmc tme tmf tmi tmm tmo tmt tmx to- toa toc toe tof toi tom too tot tox tta ttc tte ttf tti ttm tto ttt ttx txe txf txi txt xaa xac xaf xam xat xcf xci xcx xee xem xet xex xfa xfe xfm xft xfx xia xic xie xii xio xit xix xma xmc xmf xmi xmm xmo xmt xmx xoa xoc xof xoi xom xoo xot xox xtc xtf xti xtm xtx xxi xxo xxx