a-a a-t aaa aad aaf aan aao aar aat aau ad- ada add adf adn ado adr adt adu af- afa afd aff afn afo afr aft afu an- ana and anf ann ano anr ant anu aoa aod aof aon aoo aor aot aou ar- ara ard arf arn aro arr art aru at- ata atd atf atn ato atr att atu au- aua aud auf aun auo aur aut daa dad daf dan dao dar dat dau dda ddd ddf ddn ddo ddr ddt ddu dfa dfd dff dfn dfo dfr dft dfu dna dnd dnf dnn dno dnr dnt doa dod dof don doo dor dot dou dra drd drn dro drr drt dru dta dtd dtf dtn dto dtr dtt dtu dua dud duf dun duo dur dut faa fad faf fan fao far fat fau fda fdd fdf fdn fdo fdr fdt fdu ffa ffd fff ffn ffo ffr fft ffu fna fnd fnf fnn fnr fnt fnu foa fof fon foo for fot fou fra frd frf frn fro frr frt fru fta ftd ftf ftn fto ftr ftt ftu fua fud fuf fun fuo fur fut fuu naa nad naf nan nao nar nat nau nda ndd ndf ndn ndo ndr ndt ndu nfa nfd nff nfn nfo nfr nft nfu nna nnf nnn nno nnt nnu no- noa nod nof non noo nor not nou nra nrd nrf nrn nro nrr nrt nru nta ntd ntf ntn nto ntr ntt ntu nua nud nun nuo nur nut nuu oaa oad oaf oan oao oar oat oau oda odd odf odn odo odr odt odu of- ofa ofd off ofn ofo ofr oft ofu on- ona ond onf onn ono onr ont onu oo- ooa ood oof oon ooo oor oot or- ora ord orf orn oro orr ort oru ot- ota otd otf otn oto otr ott otu ou- oua oud ouf oun ouo our out ra- raa rad raf ran rao rar rat rau rda rdd rdf rdn rdo rdr rdt rdu rfa rfd rff rfn rfo rfr rft rfu rna rnd rnn rno rnr rnt rnu roa rod rof ron roo ror rot rou rra rrd rrf rrn rrr rrt rru rta rtd rtf rtn rto rtr rtt rtu rua rud ruf run ruo rur rut ruu taa tad taf tan tao tar tat tau tda tdd tdf tdn tdo tdr tdt tdu tfa tfd tff tfn tfo tfr tft tfu tna tnd tnf tnn tno tnr tnt to- toa tod tof ton too tor tot tou tra trd trf trn tro trr trt tru tta ttd ttf ttn tto ttr ttt ttu tua tud tuf tun tuo tur tut tuu ua- uaa uad uaf uan uao uar uat uau uda udd udf udn udo udr udt udu ufa ufd uff ufn ufo ufr uft ufu un- una und unf unn uno unr unt unu uoa uod uon uoo uor uot ur- ura urd urf urn uro urr urt uru uta utd utf utn uto utr utt utu uua uun uur uut uuu