-al a-a a-b aaa aab aad aag aal aan ab- aba abb abd abg abl abn ad- ada adb add adg adl adn ag- aga agb agd agg agl agn al- ala alb ald alg all aln an- ana anb and ang anl ann baa bab bad bag bal ban bba bbb bbd bbg bbl bbn bda bdb bdd bdg bdl bga bgb bgd bgg bgl bgn bla blb bld blg bll bln bna bnb bnd bng bnl bnn daa dab dad dag dal dan dba dbb dbd dbg dbl dbn dda ddb ddd ddg ddl ddn dga dgd dgg dgl dgn dl- dla dlb dld dlg dll dna dnb dnd dng dnl dnn g-d gaa gab gad gag gal gan gba gbd gbg gbl gbn gda gdb gdd gdl gdn gga ggb ggd ggg ggn gla glb gld glg gll gln gna gnb gnd gnl gnn la- laa lab lad lag lal lan lba lbb lbd lbg lbl lda ldb ldd ldg ldl ldn lga lgb lgd lgg lgl lgn lla llb lld llg lll lln lna lnb lnd lng lnl lnn naa nab nad nag nal nan nba nbb nbd nbg nbl nbn nda ndb ndd ndg ndl ndn nga ngb ngd ngg ngl ngn nla nlb nld nlg nll nln nna nnb nng nnl nnn