-al a-a a-b aaa aab aad aah aal aan aar aas ab- aba abb abd abh abl abn abr abs ad- ada adb add adh adl adn adr ads aha ahb ahd ahh ahl ahn ahr ahs al- ala alb ald alh all aln alr als an- ana anb and anh anl ann anr ans ar- ara arb ard arh arl arn arr ars as- asa asb asd ash asl asn asr ass baa bab bad bah bal ban bar bas bba bbb bbd bbh bbl bbn bbr bbs bda bdb bdd bdh bdl bdr bds bha bhb bhd bhh bhl bhr bhs bla blb bld blh bll bln blr bls bna bnb bnd bnl bnn bnr bns bra brb brd brh brl brn brr brs bsa bsb bsd bsh bsl bsn bsr bss daa dab dad dah dal dan dar das dba dbb dbd dbh dbl dbn dbr dbs dda ddb ddd ddh ddl ddn ddr dds dh- dha dhb dhd dhh dhl dhr dhs dl- dla dlb dld dlh dll dlr dls dna dnb dnd dnh dnl dnn dnr dns dra drb drd drl drn drr drs dsa dsb dsd dsh dsl dsn dsr dss haa hab had hah hal han har has hba hbb hbd hbh hbl hbn hbr hbs hda hdb hdd hdh hdl hdn hdr hds hha hhb hhd hhh hhl hhn hhr hhs hla hlb hld hlh hll hln hlr hls hna hnb hnd hnh hnl hnn hns hr- hra hrb hrd hrh hrl hrn hrr hrs hsa hsb hsd hsh hsl hsn hsr hss la- laa lab lad lah lal lan lar las lba lbb lbd lbh lbl lbr lbs lda ldb ldd ldh ldl ldn ldr lds lha lhb lhd lhh lhr lhs lla llb lld lll lln llr lls lna lnb lnd lnh lnl lnn lnr lns lra lrb lrd lrh lrn lrr lrs lsa lsb lsd lsh lsl lsn lsr lss naa nab nad nah nal nan nar nas nba nbb nbd nbl nbn nbr nbs nda ndb ndd ndh ndl ndn ndr nds nha nhb nhd nhh nhl nhn nhr nhs nla nlb nld nlh nll nln nlr nls nna nnb nnh nnl nnn nns nra nrb nrd nrl nrn nrr nrs nsa nsb nsd nsh nsl nsn nsr nss ra- raa rab rad rah ral ran rar ras rba rbb rbd rbh rbl rbn rbr rbs rda rdb rdd rdh rdl rdn rdr rds rh- rha rhb rhd rhh rhl rhn rhr rhs rla rld rlh rll rln rlr rls rna rnb rnd rnh rnn rnr rns rra rrb rrd rrh rrl rrn rrr rrs rsa rsb rsd rsh rsl rsn rsr rss saa sab sad sah sal san sar sas sba sbb sbd sbh sbl sbn sbr sbs sda sdb sdd sdh sdl sdn sdr sds sh- sha shb shd shh shl shn shr shs sla slb sld slh sll sln slr sls sna snb snd snl snn snr sns sr- sra srb srd srh srl srn srr srs ss- ssa ssb ssd ssh ssl ssn ssr sss