-al -ol a-a aaa aal aao aap aas al- ala all alo alp als aoa aol aoo aop aos ap- apa apl apo app aps as- asa asl aso asp ass l-p la- laa lal lao lap las lla lll llo llp lls loa lol loo lop los lpa lpl lpo lpp lps lsa lsl lso lsp lss oaa oal oao oap oas ola oll olo olp ols oo- ooa ool ooo oop oos op- opa opl opo opp ops os- osa osl oso osp oss p-p paa pal pao pap pas pla pll plo plp pls poa pol poo pop pos ppa ppl ppo ppp pps ps- psa psl pso psp pss saa sal sao sap sas sla sll slo slp sls soa sol soo sop sos spa spl spo spp sps ss- ssa ssl sso ssp sss