-up c-- ccc cce ccn cco ccp cct ccu ccz ce- cec cee cen ceo cep cet ceu cez cn- cnc cne cnn cno cnp cnt cnu co- coc coe con coo cop cot cou coz cpc cpe cpn cpo cpp cpt cpu cpz ctc cte ctn cto ctp ctt ctu ctz cuc cue cun cuo cup cut cuu cuz cz- czc cze czo czt ec- ecc ece ecn eco ect ecu eec eee een eeo eep eet en- enc ene enn eno enp ent enu enz eo- eoc eoe eon eoo eop eot eou ep- epc epe epn epo epp ept epu epz etc ete etn eto etp ett etu etz eu- euc eue eun eup eut eze ezo ezz ncc nce ncn nco ncp nct ncu ne- nec nee nen neo nep net neu nez nnc nne nnn nno nnp nnt nnu nnz no- noc noe non noo nop not nou noz npc npe npn npo npp npt npu npz ntc nte ntn nto ntp ntt ntu ntz nuc nue nun nuo nup nut nuu nze nzo nzp nzz oc- occ ocn oco ocp oct ocu ocz oec oee oen oeo oep oet on- onc one onn ono onp ont onu oo- ooc oon ooo oop oot op- opc ope opn opo opp opt ot- otc ote otn oto otp ott otu otz ou- ouc oue oun ouo oup out oze ozo ozt ozu ozz p-p pcc pce pcn pco pcp pct pcu pec pee pen peo pep pet peu pez pn- pnc pne pnn pno pnp pnt pnu poc poe pon poo pop pot pou poz ppc ppe ppn ppo ppp ppt ppu ppz pt- ptc pte ptn pto ptp ptt ptu ptz puc pue pun pup put puu puz pzc pzp pzt tcc tce tcn tco tcp tct tcu te- tec tee ten teo tep tet teu tez tnc tne tnn tno tnp tnt tnz to- toc toe ton too top tot tou toz tpc tpe tpn tpo tpp tpt tpu tpz ttc tte ttn tto ttp ttt ttu tuc tue tun tuo tup tut tuu tuz tze tzu ucc uce ucn uco ucp uct ucu uec uee uen uep uet un- unc une unn uno unp unt unu uoc uoe uon uoo uop uot up- upc upe upn upo upp upt upu upz utc ute utn uto utp utt utu utz uuc uue uun uut uuu uzo uzu zce zco zec zee zen zeo zep zet zez znc zne znn zno znp zo- zoc zoe zon zoo zot zou zpc zpe zpo zpp zpt zpu zte zuc zun zut zuz zzt zzz