a-a a-i a-t aaa aad aaf aai aan aat ad- ada add adf adi adn adt af- afa afd aff afi afn aft ai- aia aid aif aii ain ait an- ana and anf ani ann ant at- ata atd atf ati atn att daa dad daf dai dan dat dda ddd ddf ddi ddn ddt dfa dfd dff dfi dfn dft di- dia did dif dii din dit dna dnd dnf dni dnn dnt dta dtd dtf dti dtn dtt faa fad faf fai fan fat fda fdd fdf fdi fdn fdt ffa ffd fff ffi ffn fft fia fid fif fii fin fit fna fnd fnf fni fnn fnt fta ftd ftf fti ftn ftt i-d i-f ia- iaa iad iaf iai ian iat ida idd idf idi idn idt ifa ifd iff ifi ifn ift iia iid iif iii iin iit in- ina ind inf ini inn int ita itd itf iti itn itt n-i naa nad naf nai nan nat nda ndd ndf ndi ndn ndt nfa nfd nff nfi nfn nft nia nid nif nii nin nit nna nnf nni nnn nnt nta ntd ntf nti ntn ntt taa tad taf tai tan tat tda tdd tdf tdi tdn tdt tfa tfd tff tfi tfn tft tia tid tif tii tin tit tna tnd tnf tni tnn tnt tta ttd ttf tti ttn ttt