-al a-a a-b aaa aab aag aah aal aar ab- aba abb abg abh abl abr ag- aga agb agg agh agl agr aha ahb ahg ahh ahl ahr al- ala alb alg alh all alr ar- ara arb arg arh arl arr baa bab bag bah bal bar bba bbb bbg bbh bbl bbr bga bgb bgg bgh bgl bgr bha bhb bhg bhh bhl bhr bla blb blg blh bll blr bra brb brg brh brl brr gaa gab gag gah gal gar gba gbg gbh gbl gbr gga ggb ggg ggh ggr gha ghb ghg ghh ghl ghr gla glb glg glh gll glr gra grb grg grh grl grr haa hab hag hah hal har hba hbb hbg hbh hbl hbr hga hgb hgg hgh hgl hgr hha hhb hhg hhh hhl hhr hla hlb hlg hlh hll hlr hr- hra hrb hrg hrh hrl hrr la- laa lab lag lah lal lar lba lbb lbg lbh lbl lbr lga lgb lgg lgh lgl lgr lha lhb lhh lhr lla llb llg lll llr lra lrb lrg lrh lrr ra- raa rab rag rah ral rar rba rbb rbg rbh rbl rbr rga rgb rgg rgh rgr rh- rha rhb rhg rhh rhl rhr rla rlg rlh rll rlr rra rrb rrg rrh rrl rrr