a-a a-t aaa aad aaf aan aao aar aat ad- ada add adf adn ado adr adt af- afa afd aff afn afo afr aft an- ana and anf ann ano anr ant aoa aod aof aon aoo aor aot ar- ara ard arf arn aro arr art at- ata atd atf atn ato atr att daa dad daf dan dao dar dat dda ddd ddf ddn ddo ddr ddt dfa dfd dff dfn dfo dfr dft dna dnd dnf dnn dno dnr dnt doa dod dof don doo dor dot dra drd drn dro drr drt dta dtd dtf dtn dto dtr dtt faa fad faf fan fao far fat fda fdd fdf fdn fdo fdr fdt ffa ffd fff ffn ffo ffr fft fna fnd fnf fnn fnr fnt foa fof fon foo for fot fra frd frf frn fro frr frt fta ftd ftf ftn fto ftr ftt naa nad naf nan nao nar nat nda ndd ndf ndn ndo ndr ndt nfa nfd nff nfn nfo nfr nft nna nnf nnn nno nnt no- noa nod nof non noo nor not nra nrd nrf nrn nro nrr nrt nta ntd ntf ntn nto ntr ntt oaa oad oaf oan oao oar oat oda odd odf odn odo odr odt of- ofa ofd off ofn ofo ofr oft on- ona ond onf onn ono onr ont oo- ooa ood oof oon ooo oor oot or- ora ord orf orn oro orr ort ot- ota otd otf otn oto otr ott ra- raa rad raf ran rao rar rat rda rdd rdf rdn rdo rdr rdt rfa rfd rff rfn rfo rfr rft rna rnd rnn rno rnr rnt roa rod rof ron roo ror rot rra rrd rrf rrn rrr rrt rta rtd rtf rtn rto rtr rtt taa tad taf tan tao tar tat tda tdd tdf tdn tdo tdr tdt tfa tfd tff tfn tfo tfr tft tna tnd tnf tnn tno tnr tnt to- toa tod tof ton too tor tot tra trd trf trn tro trr trt tta ttd ttf ttn tto ttr ttt