c-- ccc cce ccm ccn cco ccu ccx ce- cec cee cem cen ceo ceu cex cmc cme cmm cmn cmo cmu cmx cn- cnc cne cnm cnn cno cnu cnx co- coc coe com con coo cou cox cuc cue cum cun cuo cuu cxc cxo cxx ec- ecc ece ecm ecn eco ecu ecx eec eee eem een eeo eex em- emc eme emm emn emo emu emx en- enc ene enm enn eno enu eo- eoc eoe eom eon eoo eou eu- euc eue eun eux ex- exc exe exo exu exx m-o mc- mcc mce mcm mcn mco mcu mcx mec mee mem men meo meu mex mmc mme mmm mmn mmo mmu mmx mnc mne mnm mnn mno mnu moc moe mom mon moo mou mox muc mue mum mun muu mux mxc mxn mxu ncc nce ncm ncn nco ncu ncx ne- nec nee nem nen neo neu nex nmc nme nmm nmn nmo nmu nnc nne nnm nnn nno nnu no- noc noe nom non noo nou nox nuc nue num nun nuo nuu nux nxc oc- occ ocm ocn oco ocu ocx oec oee oem oen oeo oex om- omc ome omm omn omo omu omx on- onc one onn ono onu onx oo- ooc oom oon ooo oox ou- ouc oue oum oun ouo ox- oxc oxn oxo oxx ucc uce ucm ucn uco ucu uec uee uem uen um- umc ume umm umn umo umu un- unc une unm unn uno unu unx uoc uoe uom uon uoo uox uuc uue uum uun uuu uxc uxo uxu xcx xee xem xen xeu xex xmc xmm xmo xmu xmx xnc xno xnu xoc xom xon xoo xox xue xun xxo xxx