-al -ol a-a a-c aaa aac aal aan aao aap ac- aca acc acl acn aco acp al- ala alc all aln alo alp an- ana anc anl ann ano anp aoa aoc aol aon aoo aop ap- apa apc apl apn apo app c-- caa cac cal can cao cap cca ccc ccl ccn cco ccp cl- cla clc cll cln clo clp cn- cna cnc cnl cnn cno cnp co- coa coc col con coo cop cpa cpc cpl cpn cpo cpp l-p la- laa lac lal lan lao lap lca lcc lcl lcn lco lcp lla llc lll lln llo llp lna lnc lnl lnn lno lnp loa loc lol lon loo lop lpa lpc lpl lpn lpo lpp naa nac nal nan nao nap nca ncc ncl ncn nco ncp nla nlc nll nln nlo nlp nna nnc nnl nnn nno nnp no- noa noc nol non noo nop npa npc npl npn npo npp oaa oac oal oan oao oap oc- oca occ ocl ocn oco ocp ola olc oll oln olo olp on- ona onc onl onn ono onp oo- ooa ooc ool oon ooo oop op- opa opc opl opn opo opp p-p paa pac pal pan pao pap pca pcc pcl pcn pco pcp pla plc pll pln plo plp pn- pna pnc pnl pnn pno pnp poa poc pol pon poo pop ppa ppc ppl ppn ppo ppp