a-a a-t aaa aam aan aao aap aas aat aax ama amm amn amo amp ams amt amx an- ana anm ann ano anp ans ant anx aoa aom aon aoo aop aos aot aox ap- apa apm apn apo app aps apt apx as- asa asm asn aso asp ass ast asx at- ata atm atn ato atp ats att atx ax- axa axm axn axo axp axs axt axx m-o maa mam man mao map mas mat max mma mmm mmn mmo mmp mms mmt mmx mna mnm mnn mno mnp mns mnt moa mom mon moo mop mos mot mox mpa mpm mpn mpo mpp mps mpt mpx msa msm msn mso msp mss mst msx mta mtm mtn mto mtp mts mtt mtx mxa mxn mxp mxs naa nam nan nao nap nas nat nax nma nmm nmn nmo nmp nms nmt nna nnm nnn nno nnp nns nnt no- noa nom non noo nop nos not nox npa npm npn npo npp nps npt nsa nsm nsn nso nsp nss nst nsx nta ntm ntn nto ntp nts ntt ntx nxt oaa oam oan oao oap oas oat oax om- oma omm omn omo omp oms omt omx on- ona onn ono onp ons ont onx oo- ooa oom oon ooo oop oos oot oox op- opa opm opn opo opp ops opt opx os- osa osm osn oso osp oss ost osx ot- ota otm otn oto otp ots ott ox- oxa oxn oxo oxt oxx p-p paa pam pan pao pap pas pat pax pma pmm pmn pmo pmp pms pmt pmx pn- pna pnm pnn pno pnp pns pnt pnx poa pom pon poo pop pos pot pox ppa ppm ppn ppo ppp pps ppt ppx ps- psa psm psn pso psp pss pst psx pt- pta ptm ptn pto ptp pts ptt ptx pxm pxs pxt saa sam san sao sap sas sat sax sma smm smn smo smp sms smt smx sna snm snn sno snp sns snt soa som son soo sop sos sot sox spa spm spn spo spp sps spt spx ss- ssa ssm ssn sso ssp sss sst ssx sta stm stn sto stp sts stt stx sxm sxn sxs sxt t-x taa tam tan tao tap tas tat tax tma tmm tmn tmo tmp tms tmt tmx tna tnm tnn tno tnp tns tnt tnx to- toa tom ton too top tos tot tox tpa tpm tpn tpo tpp tps tpt tpx tsa tsm tsn tso tsp tss tst tsx tta ttm ttn tto ttp tts ttt ttx txn txs txt xaa xam xan xap xas xat xma xmm xmo xmp xms xmt xmx xna xno xns xoa xom xon xoo xop xos xot xox xpa xpm xpn xpo xpp xps xpt xsa xsm xsp xss xst xtm xtp xts xtx xxo xxp xxx