-al -ol a-a a-c aaa aac aal aao aap aas ac- aca acc acl aco acp acs al- ala alc all alo alp als aoa aoc aol aoo aop aos ap- apa apc apl apo app aps as- asa asc asl aso asp ass c-- caa cac cal cao cap cas cca ccc ccl cco ccp ccs cl- cla clc cll clo clp cls co- coa coc col coo cop cos cpa cpc cpl cpo cpp cps csa csc csl cso csp css l-p la- laa lac lal lao lap las lca lcc lcl lco lcp lcs lla llc lll llo llp lls loa loc lol loo lop los lpa lpc lpl lpo lpp lps lsa lsc lsl lso lsp lss oaa oac oal oao oap oas oc- oca occ ocl oco ocp ocs ola olc oll olo olp ols oo- ooa ooc ool ooo oop oos op- opa opc opl opo opp ops os- osa osc osl oso osp oss p-p paa pac pal pao pap pas pca pcc pcl pco pcp pcs pla plc pll plo plp pls poa poc pol poo pop pos ppa ppc ppl ppo ppp pps ps- psa psc psl pso psp pss saa sac sal sao sap sas sca scc scl sco scp scs sla slc sll slo slp sls soa soc sol soo sop sos spa spc spl spo spp sps ss- ssa ssc ssl sso ssp sss