-up a-a a-c aaa aac aak aao aap aau aav ac- aca acc ack aco acp acu acv aka akc akk ako akp aku akv aoa aoc aok aoo aop aou aov ap- apa apc apk apo app apu apv au- aua auc auk auo aup auv av- ava avc avk avo avp avu c-- caa cac cak cao cap cau cav cca ccc cck cco ccp ccu ccv cka ckc cko co- coa coc cok coo cop cou cov cpa cpc cpk cpo cpp cpu cpv cua cuc cuk cuo cup cuu cuv cva cvc cvk cvo cvp cvu cvv ka- kaa kac kak kao kap kau kav kca kcc kck kcp kcu kkc kkk kkp kku kkv koa koc kok koo kop kou kpa kpc kpk kpo kpp kpu kpv kuc kuk kup kuu kva kvk kvo kvp kvv oaa oac oak oao oap oau oav oc- oca occ ock oco ocp ocu ocv oka okc okk oko okp oku oo- ooa ooc ook ooo oop oov op- opa opc opk opo opp opv ou- oua ouc ouk ouo oup ov- ova ovc ovo ovp ovv p-p paa pac pak pao pap pau pav pca pcc pck pco pcp pcu pcv pka pkc pko pkp pku poa poc pok poo pop pou pov ppa ppc ppk ppo ppp ppu ppv pua puc puk pup puu pva pvc pvk pvo pvp pvu pvv ua- uaa uac uak uao uap uau uav uca ucc uck uco ucp ucu ucv uka ukc ukk ukp uku uoa uoc uok uoo uop up- upa upc upk upo upp upu upv uua uuc uuu uva uvc uvo uvu uvv v-a vaa vac vak vao vap vau vav vca vcc vco vcp vcu vka vkp voa voc vok voo vop vou vov vpa vpc vpk vpo vpp vpu vuk vup vuv vva vvc vvo vvv