-al -ol a-a a-c a-z aaa aac aak aal aao aap aaz ac- aca acc ack acl aco acp acz aka akc akk akl ako akp al- ala alc alk all alo alp alz aoa aoc aok aol aoo aop ap- apa apc apk apl apo app az- aza azo azp azz c-- caa cac cak cal cao cap caz cca ccc cck ccl cco ccp ccz cka ckc cko cl- cla clc clk cll clo clp clz co- coa coc cok col coo cop coz cpa cpc cpk cpl cpo cpp cpz cz- czc czk czo k-z ka- kaa kac kak kal kao kap kaz kca kcc kck kcl kcp kkc kkk kkl kkp kl- kla klc klo klz koa koc kok kol koo kop koz kpa kpc kpk kpl kpo kpp kzo l-p la- laa lac lak lal lao lap laz lca lcc lck lcl lco lcp lka lkl lkp lla llc llk lll llo llp llz loa loc lok lol loo lop loz lpa lpc lpk lpl lpo lpp lpz lzo oaa oac oak oal oao oap oc- oca occ ock ocl oco ocp ocz oka okc okk okl oko okp ola olc olk oll olo olp oo- ooa ooc ook ool ooo oop op- opa opc opk opl opo opp oza ozo ozz p-p paa pac pak pal pao pap paz pca pcc pck pcl pco pcp pka pkc pkl pko pkp pla plc plk pll plo plp plz poa poc pok pol poo pop poz ppa ppc ppk ppl ppo ppp ppz pzc pzk pzl pzp zaa zac zak zao zap zaz zcl zco zka zla zo- zoa zoc zok zol zoo zpc zpl zpo zpp zzz