-al a-a a-b aaa aab aag aal aam aar ab- aba abb abg abl abm abr ag- aga agb agg agl agm agr al- ala alb alg all alm alr ama amb amg aml amm amr ar- ara arb arg arl arm arr baa bab bag bal bam bar bba bbb bbg bbl bbm bbr bga bgb bgg bgl bgm bgr bla blb blg bll blm blr bma bmb bmg bml bmm bmr bra brb brg brl brm brr gaa gab gag gal gam gar gba gbg gbl gbm gbr gga ggb ggg ggm ggr gla glb glg gll glm glr gma gmb gmg gml gmm gmr gra grb grg grl grm grr la- laa lab lag lal lam lar lba lbb lbg lbl lbm lbr lga lgb lgg lgl lgm lgr lla llb llg lll llm llr lma lmb lmg lml lmm lmr lra lrb lrg lrm lrr m-r maa mab mag mal mam mar mba mbb mbg mbl mbm mbr mga mgb mgl mgm mgr mla mlb mlg mll mlm mlr mma mmb mmg mml mmm mmr mra mrb mrg mrl mrm mrr ra- raa rab rag ral ram rar rba rbb rbg rbl rbm rbr rga rgb rgg rgr rla rlg rll rlm rlr rma rmb rmg rml rmm rmr rra rrb rrg rrl rrm rrr