-al a-a a-b aaa aab aad aag aal aan aar ab- aba abb abd abg abl abn abr ad- ada adb add adg adl adn adr ag- aga agb agd agg agl agn agr al- ala alb ald alg all aln alr an- ana anb and ang anl ann anr ar- ara arb ard arg arl arn arr baa bab bad bag bal ban bar bba bbb bbd bbg bbl bbn bbr bda bdb bdd bdg bdl bdr bga bgb bgd bgg bgl bgn bgr bla blb bld blg bll bln blr bna bnb bnd bng bnl bnn bnr bra brb brd brg brl brn brr daa dab dad dag dal dan dar dba dbb dbd dbg dbl dbn dbr dda ddb ddd ddg ddl ddn ddr dga dgd dgg dgl dgn dgr dl- dla dlb dld dlg dll dlr dna dnb dnd dng dnl dnn dnr dra drb drd drg drl drn drr g-d gaa gab gad gag gal gan gar gba gbd gbg gbl gbn gbr gda gdb gdd gdl gdn gdr gga ggb ggd ggg ggn ggr gla glb gld glg gll gln glr gna gnb gnd gnl gnn gnr gra grb grd grg grl grn grr la- laa lab lad lag lal lan lar lba lbb lbd lbg lbl lbr lda ldb ldd ldg ldl ldn ldr lga lgb lgd lgg lgl lgn lgr lla llb lld llg lll lln llr lna lnb lnd lng lnl lnn lnr lra lrb lrd lrg lrn lrr naa nab nad nag nal nan nar nba nbb nbd nbg nbl nbn nbr nda ndb ndd ndg ndl ndn ndr nga ngb ngd ngg ngl ngn nla nlb nld nlg nll nln nlr nna nnb nng nnl nnn nra nrb nrd nrg nrl nrn nrr ra- raa rab rad rag ral ran rar rba rbb rbd rbg rbl rbn rbr rda rdb rdd rdg rdl rdn rdr rga rgb rgd rgg rgn rgr rla rld rlg rll rln rlr rna rnb rnd rng rnn rnr rra rrb rrd rrg rrl rrn rrr