-up a-a a-c a-t aaa aac aae aan aap aat aau aax ac- aca acc ace acn acp act acu acx aea aec aee aen aep aet aeu aex an- ana anc ane ann anp ant anu anx ap- apa apc ape apn app apt apu apx at- ata atc ate atn atp att atu atx au- aua auc aue aun aup aut aux ax- axa axe axn axp axt axx c-- caa cac cae can cap cat cau cax cca ccc cce ccn ccp cct ccu ccx ce- cea cec cee cen cep cet ceu cex cn- cna cnc cne cnn cnp cnt cnu cnx cpa cpc cpe cpn cpp cpt cpu cpx cta ctc cte ctn ctp ctt ctu ctx cua cuc cue cun cup cut cuu cxc cxp cxt cxx eaa eac eae ean eap eat eau eax ec- eca ecc ece ecn ect ecu ecx eea eec eee een eep eet eex en- ena enc ene enn enp ent enu ep- epa epc epe epn epp ept epu epx eta etc ete etn etp ett etu etx eu- eua euc eue eun eup eut eux ex- exa exc exe exp ext exu exx naa nac nae nan nap nat nau nax nca ncc nce ncn ncp nct ncu ncx ne- nea nec nee nen nep net neu nex nna nnc nne nnn nnp nnt nnu npa npc npe npn npp npt npu nta ntc nte ntn ntp ntt ntu ntx nua nuc nue nun nup nut nuu nux nxc nxt p-p paa pac pae pan pap pat pau pax pca pcc pce pcn pcp pct pcu pcx pea pec pee pen pep pet peu pex pn- pna pnc pne pnn pnp pnt pnu pnx ppa ppc ppe ppn ppp ppt ppu ppx pt- pta ptc pte ptn ptp ptt ptu ptx pua puc pue pun pup put puu pxc pxe pxt t-x taa tac tae tan tap tat tau tax tca tcc tce tcn tcp tct tcu tcx te- tea tec tee ten tep tet teu tex tna tnc tne tnn tnp tnt tnx tpa tpc tpe tpn tpp tpt tpu tpx tta ttc tte ttn ttp ttt ttu ttx tua tuc tue tun tup tut tuu tux txe txn txt txu ua- uaa uac uae uan uap uat uau uca ucc uce ucn ucp uct ucu uea uec uee uen uep uet un- una unc une unn unp unt unu unx up- upa upc upe upn upp upt upu upx uta utc ute utn utp utt utu utx uua uuc uue uun uut uuu uxc uxt uxu xaa xac xan xap xat xau xcp xcx xee xen xep xet xeu xex xna xnc xnu xpa xpc xpe xpn xpp xpt xtc xtp xtx xue xun xup xxp xxx