-al -ol a-a a-b aaa aab aad aag aal aan aao aar ab- aba abb abd abg abl abn abo abr ad- ada adb add adg adl adn ado adr ag- aga agb agd agg agl agn ago agr al- ala alb ald alg all aln alo alr an- ana anb and ang anl ann ano anr aoa aob aod aog aol aon aoo aor ar- ara arb ard arg arl arn aro arr baa bab bad bag bal ban bao bar bba bbb bbd bbg bbl bbn bbo bbr bda bdb bdd bdg bdl bdo bdr bga bgb bgd bgg bgl bgn bgo bgr bla blb bld blg bll bln blo blr bna bnb bnd bng bnl bnn bno bnr boa bob bod bog bol bon boo bor bra brb brd brg brl brn bro brr daa dab dad dag dal dan dao dar dba dbb dbd dbg dbl dbn dbo dbr dda ddb ddd ddg ddl ddn ddo ddr dga dgd dgg dgl dgn dgr dl- dla dlb dld dlg dll dlo dlr dna dnb dnd dng dnl dnn dno dnr doa dob dod dog dol don doo dor dra drb drd drg drl drn dro drr g-d gaa gab gad gag gal gan gao gar gba gbd gbg gbl gbn gbo gbr gda gdb gdd gdl gdn gdo gdr gga ggb ggd ggg ggn ggo ggr gla glb gld glg gll gln glo glr gna gnb gnd gnl gnn gno gnr goa gob god gog gol gon goo gor gra grb grd grg grl grn gro grr la- laa lab lad lag lal lan lao lar lba lbb lbd lbg lbl lbo lbr lda ldb ldd ldg ldl ldn ldo ldr lga lgb lgd lgg lgl lgn lgo lgr lla llb lld llg lll lln llo llr lna lnb lnd lng lnl lnn lno lnr loa lob lod log lol lon loo lor lra lrb lrd lrg lrn lro lrr naa nab nad nag nal nan nao nar nba nbb nbd nbg nbl nbn nbo nbr nda ndb ndd ndg ndl ndn ndo ndr nga ngb ngd ngg ngl ngn ngo nla nlb nld nlg nll nln nlo nlr nna nnb nng nnl nnn nno no- noa nob nod nog nol non noo nor nra nrb nrd nrg nrl nrn nro nrr oaa oab oad oag oal oan oao oar ob- oba obb obd obg obl obn obo obr oda odb odd odg odl odn odo odr oga ogd ogg ogl ogn ogo ola olb old olg oll oln olo on- ona onb ond ong onl onn ono onr oo- ooa oob ood oog ool oon ooo oor or- ora orb ord org orl orn oro orr ra- raa rab rad rag ral ran rao rar rba rbb rbd rbg rbl rbn rbo rbr rda rdb rdd rdg rdl rdn rdo rdr rga rgb rgd rgg rgn rgo rgr rla rld rlg rll rln rlo rlr rna rnb rnd rng rnn rno rnr roa rob rod rog rol ron roo ror rra rrb rrd rrg rrl rrn rrr