-al -ol a-a a-c aaa aac aak aal aan aao ac- aca acc ack acl acn aco aka akc akk akl akn ako al- ala alc alk all aln alo an- ana anc ank anl ann ano aoa aoc aok aol aon aoo c-- caa cac cak cal can cao cca ccc cck ccl ccn cco cka ckc cko cl- cla clc clk cll cln clo cn- cna cnc cnl cnn cno co- coa coc cok col con coo ka- kaa kac kak kal kan kao kca kcc kck kcl kcn kkc kkk kkl kkn kl- kla klc klo kn- kna knc knk knl knn kno koa koc kok kol kon koo la- laa lac lak lal lan lao lca lcc lck lcl lcn lco lka lkl lla llc llk lll lln llo lna lnc lnk lnl lnn lno loa loc lok lol lon loo naa nac nak nal nan nao nca ncc nck ncl ncn nco nka nkc nkk nkn nko nla nlc nlk nll nln nlo nna nnc nnk nnl nnn nno no- noa noc nok nol non noo oaa oac oak oal oan oao oc- oca occ ock ocl ocn oco oka okc okk okl oko ola olc olk oll oln olo on- ona onc onk onl onn ono oo- ooa ooc ook ool oon ooo