-al -ol a-a aaa aag aal aao aas ag- aga agg agl ago ags al- ala alg all alo als aoa aog aol aoo aos as- asa asg asl aso ass gaa gag gal gao gas gga ggg ggo ggs gla glg gll glo gls goa gog gol goo gos gsa gsg gsl gso gss la- laa lag lal lao las lga lgg lgl lgo lgs lla llg lll llo lls loa log lol loo los lsa lsg lsl lso lss oaa oag oal oao oas oga ogg ogl ogo ogs ola olg oll olo ols oo- ooa oog ool ooo oos os- osa osg osl oso oss saa sag sal sao sas sga sgg sgl sgo sgs sla slg sll slo sls soa sog sol soo sos ss- ssa ssg ssl sso sss