-ey a-a a-t aaa aae aam aas aat aax aay aea aee aem aes aet aex aey ama ame amm ams amt amx amy as- asa ase asm ass ast asx asy at- ata ate atm ats att atx ax- axa axe axm axs axt axx ay- aya aye ays ayt ayx eaa eae eam eas eat eax eea eee eem ees eet eex eey em- ema eme emm ems emt emx es- esa ese esm ess est esx esy eta ete etm ets ett etx ety ex- exa exe exs ext exx exy eya eye eym eys eyt maa mae mam mas mat max may mea mee mem mes met mex mey mma mme mmm mms mmt mmx msa mse msm mss mst msx msy mta mte mtm mts mtt mtx mxa mxs my- mya mye mym mys myt myx saa sae sam sas sat sax say se- sea see sem ses set sex sey sma sme smm sms smt smx smy ss- ssa sse ssm sss sst ssx sta ste stm sts stt stx sty sxm sxs sxt sy- sya sye sym sys syt syx t-x taa tae tam tas tat tax tay te- tea tee tem tes tet tex tey tma tme tmm tms tmt tmx tmy tsa tse tsm tss tst tsx tsy tta tte ttm tts ttt ttx tty txe txs txt tya tye tym tys tyt xaa xam xas xat xee xem xes xet xex xma xmm xms xmt xmx xsa xsm xss xst xtm xts xtx xty xxx xxy xyy yaa yae yam yas yat yax yay yea yee yem yes yet yex yey yma yme ymm yms ymt ysa yse ysm yss yst ysy yta yte ytm yts ytt yxa yxe yxy yye yys yyt yyy