-al a-a a-b a-i a-t aaa aab aad aai aal aan aar aat ab- aba abb abd abi abl abn abr abt ad- ada adb add adi adl adn adr adt ai- aia aib aid aii ail ain air ait al- ala alb ald ali all aln alr alt an- ana anb and ani anl ann anr ant ar- ara arb ard ari arl arn arr art at- ata atb atd ati atl atn atr att baa bab bad bai bal ban bar bat bba bbb bbd bbi bbl bbn bbr bbt bda bdb bdd bdi bdl bdr bdt bi- bia bib bid bii bil bin bir bit bla blb bld bli bll bln blr blt bna bnb bnd bni bnl bnn bnr bnt bra brb brd bri brl brn brr brt bta btb btd bti btl btn btr btt daa dab dad dai dal dan dar dat dba dbb dbd dbi dbl dbn dbr dbt dda ddb ddd ddi ddl ddn ddr ddt di- dia dib did dii dil din dir dit dl- dla dlb dld dli dll dlr dlt dna dnb dnd dni dnl dnn dnr dnt dra drb drd dri drl drn drr drt dta dtb dtd dti dtl dtn dtr dtt i-d ia- iaa iab iad iai ial ian iar iat iba ibb ibd ibi ibl ibn ibr ibt ida idb idd idi idl idn idr idt iia iib iid iii iil iin iir iit il- ila ilb ild ili ill iln ilr ilt in- ina inb ind ini inl inn inr int ir- ira irb ird iri irl irn irr irt ita itb itd iti itl itn itt la- laa lab lad lai lal lan lar lat lba lbb lbd lbi lbl lbr lbt lda ldb ldd ldi ldl ldn ldr ldt lia lib lid lii lil lin lir lit lla llb lld lli lll lln llr llt lna lnb lnd lni lnl lnn lnr lnt lra lrb lrd lri lrn lrr lrt lta ltb ltd lti ltl ltr ltt n-i naa nab nad nai nal nan nar nat nba nbb nbd nbi nbl nbn nbr nbt nda ndb ndd ndi ndl ndn ndr ndt nia nib nid nii nil nin nir nit nla nlb nld nli nll nln nlr nlt nna nnb nni nnl nnn nnt nra nrb nrd nri nrl nrn nrr nrt nta ntb ntd nti ntn ntr ntt ra- raa rab rad rai ral ran rar rat rba rbb rbd rbi rbl rbn rbr rbt rda rdb rdd rdi rdl rdn rdr rdt ria rib rid rii ril rin rir rit rla rld rli rll rln rlr rlt rna rnb rnd rni rnn rnr rnt rra rrb rrd rri rrl rrn rrr rrt rta rtb rtd rti rtl rtn rtr rtt taa tab tad tai tal tan tar tat tba tbb tbd tbi tbl tbn tbr tbt tda tdb tdd tdi tdl tdn tdr tdt tia tib tid tii til tin tir tit tla tld tli tll tln tlr tlt tna tnb tnd tni tnl tnn tnr tnt tra trb trd tri trl trn trr trt tta ttb ttd tti ttl ttn ttr ttt