-up c-- ccc cck cco ccp cct ccu ckc cko ckt co- coc cok coo cop cot cou cpc cpk cpo cpp cpt cpu ctc ctk cto ctp ctt ctu cuc cuk cuo cup cut cuu k-t kcc kck kcp kct kcu kkc kkk kkp kkt kku koc kok koo kop kot kou kpc kpk kpo kpp kpt kpu ktc ktk kto ktp ktt ktu kuc kuk kup kut kuu oc- occ ock oco ocp oct ocu okc okk oko okp oku oo- ooc ook ooo oop oot op- opc opk opo opp opt ot- otc otk oto otp ott otu ou- ouc ouk ouo oup out p-p pcc pck pco pcp pct pcu pkc pko pkp pkt pku poc pok poo pop pot pou ppc ppk ppo ppp ppt ppu pt- ptc ptk pto ptp ptt ptu puc puk pup put puu tcc tck tco tcp tct tcu tkc tkk tko tkp tkt to- toc tok too top tot tou tpc tpk tpo tpp tpt tpu ttc ttk tto ttp ttt ttu tuc tuk tuo tup tut tuu ucc uck uco ucp uct ucu ukc ukk ukp uku uoc uok uoo uop uot up- upc upk upo upp upt upu utc utk uto utp utt utu uuc uut uuu