-al a-a a-t aaa aad aal aan aar aat ad- ada add adl adn adr adt al- ala ald all aln alr alt an- ana and anl ann anr ant ar- ara ard arl arn arr art at- ata atd atl atn atr att daa dad dal dan dar dat dda ddd ddl ddn ddr ddt dl- dla dld dll dlr dlt dna dnd dnl dnn dnr dnt dra drd drl drn drr drt dta dtd dtl dtn dtr dtt la- laa lad lal lan lar lat lda ldd ldl ldn ldr ldt lla lld lll lln llr llt lna lnd lnl lnn lnr lnt lra lrd lrn lrr lrt lta ltd ltl ltr ltt naa nad nal nan nar nat nda ndd ndl ndn ndr ndt nla nld nll nln nlr nlt nna nnl nnn nnt nra nrd nrl nrn nrr nrt nta ntd ntn ntr ntt ra- raa rad ral ran rar rat rda rdd rdl rdn rdr rdt rla rld rll rln rlr rlt rna rnd rnn rnr rnt rra rrd rrl rrn rrr rrt rta rtd rtl rtn rtr rtt taa tad tal tan tar tat tda tdd tdl tdn tdr tdt tla tld tll tln tlr tlt tna tnd tnl tnn tnr tnt tra trd trl trn trr trt tta ttd ttl ttn ttr ttt