-al -ol a-a a-c aaa aac aag aal aao aap aas ac- aca acc acg acl aco acp acs ag- aga agc agg agl ago agp ags al- ala alc alg all alo alp als aoa aoc aog aol aoo aop aos ap- apa apc apg apl apo app aps as- asa asc asg asl aso asp ass c-- caa cac cag cal cao cap cas cca ccc ccg ccl cco ccp ccs cga cgc cgg cgl cgo cgp cgs cl- cla clc clg cll clo clp cls co- coa coc cog col coo cop cos cpa cpc cpg cpl cpo cpp cps csa csc csg csl cso csp css g-p gaa gac gag gal gao gap gas gca gcc gcg gcl gco gcp gcs gga ggc ggg ggo ggp ggs gla glc glg gll glo glp gls goa goc gog gol goo gop gos gpa gpc gpg gpl gpo gpp gps gsa gsc gsg gsl gso gsp gss l-p la- laa lac lag lal lao lap las lca lcc lcg lcl lco lcp lcs lga lgc lgg lgl lgo lgp lgs lla llc llg lll llo llp lls loa loc log lol loo lop los lpa lpc lpg lpl lpo lpp lps lsa lsc lsg lsl lso lsp lss oaa oac oag oal oao oap oas oc- oca occ ocg ocl oco ocp ocs oga ogc ogg ogl ogo ogp ogs ola olc olg oll olo olp ols oo- ooa ooc oog ool ooo oop oos op- opa opc opg opl opo opp ops os- osa osc osg osl oso osp oss p-p paa pac pag pal pao pap pas pca pcc pcg pcl pco pcp pcs pga pgc pgg pgl pgo pgp pgs pla plc plg pll plo plp pls poa poc pog pol poo pop pos ppa ppc ppg ppl ppo ppp pps ps- psa psc psg psl pso psp pss saa sac sag sal sao sap sas sca scc scg scl sco scp scs sga sgc sgg sgl sgo sgp sgs sla slc slg sll slo slp sls soa soc sog sol soo sop sos spa spc spg spl spo spp sps ss- ssa ssc ssg ssl sso ssp sss