a-a a-b a-i a-t aaa aab aad aaf aai aan aao aat aau ab- aba abb abd abf abi abn abo abt abu ad- ada adb add adf adi adn ado adt adu af- afa afb afd aff afi afn afo aft afu ai- aia aib aid aif aii ain aio ait aiu an- ana anb and anf ani ann ano ant anu aoa aob aod aof aoi aon aoo aot aou at- ata atb atd atf ati atn ato att atu au- aua aub aud auf aui aun auo aut b-u baa bab bad baf bai ban bao bat bau bba bbb bbd bbf bbi bbn bbo bbt bbu bda bdb bdd bdf bdi bdo bdt bdu bfa bfb bfd bff bfi bfn bfo bft bfu bi- bia bib bid bif bii bin bio bit biu bna bnb bnd bnf bni bnn bno bnt bnu boa bob bod bof boi bon boo bot bou bta btb btd btf bti btn bto btt btu bua bub bud buf bui bun buo but buu daa dab dad daf dai dan dao dat dau dba dbb dbd dbf dbi dbn dbo dbt dbu dda ddb ddd ddf ddi ddn ddo ddt ddu dfa dfb dfd dff dfi dfn dfo dft dfu di- dia dib did dif dii din dio dit diu dna dnb dnd dnf dni dnn dno dnt doa dob dod dof doi don doo dot dou dta dtb dtd dtf dti dtn dto dtt dtu dua dub dud duf dui dun duo dut faa fab fad faf fai fan fao fat fau fba fbb fbd fbf fbi fbn fbo fbt fbu fda fdb fdd fdf fdi fdn fdo fdt fdu ffa ffd fff ffi ffn ffo fft ffu fia fib fid fif fii fin fit fiu fna fnb fnd fnf fni fnn fnt fnu foa fob fof foi fon foo fot fou fta ftb ftd ftf fti ftn fto ftt ftu fua fub fud fuf fui fun fuo fut fuu i-d i-f ia- iaa iab iad iaf iai ian iao iat iau iba ibb ibd ibf ibi ibn ibo ibt ibu ida idb idd idf idi idn ido idt idu ifa ifb ifd iff ifi ifn ifo ift ifu iia iib iid iif iii iin iio iit iiu in- ina inb ind inf ini inn ino int inu io- ioa iob iod iof ioi ion ioo iot iou ita itb itd itf iti itn ito itt itu iu- iua iub iud iui iut n-i naa nab nad naf nai nan nao nat nau nba nbb nbd nbf nbi nbn nbo nbt nbu nda ndb ndd ndf ndi ndn ndo ndt ndu nfa nfb nfd nff nfi nfn nfo nft nfu nia nib nid nif nii nin nio nit niu nna nnb nnf nni nnn nno nnt nnu no- noa nob nod nof noi non noo not nou nta ntb ntd ntf nti ntn nto ntt ntu nua nub nud nui nun nuo nut nuu o-i oaa oab oad oaf oai oan oao oat oau ob- oba obb obd obf obi obn obo obt obu oda odb odd odf odi odn odo odt odu of- ofa ofb ofd off ofi ofn ofo oft ofu oia oib oid oif oii oin oio oit oiu on- ona onb ond onf oni onn ono ont onu oo- ooa oob ood oof ooi oon ooo oot ot- ota otb otd otf oti otn oto ott otu ou- oua oud ouf oui oun ouo out taa tab tad taf tai tan tao tat tau tba tbb tbd tbf tbi tbn tbo tbt tbu tda tdb tdd tdf tdi tdn tdo tdt tdu tfa tfb tfd tff tfi tfn tfo tft tfu tia tib tid tif tii tin tio tit tiu tna tnb tnd tnf tni tnn tno tnt to- toa tob tod tof toi ton too tot tou tta ttb ttd ttf tti ttn tto ttt ttu tua tub tud tuf tui tun tuo tut tuu ua- uaa uab uad uaf uai uan uao uat uau uba ubb ubf ubi ubn ubo ubt ubu uda udb udd udf udi udn udo udt udu ufa ufd uff ufi ufn ufo uft ufu uia uib uid uif uii uin uio uit uiu un- una unb und unf uni unn uno unt unu uoa uob uod uon uoo uot uta utb utd utf uti utn uto utt utu uua uun uut uuu