a-a a-b a-i a-t aaa aab aad aag aai aan aao aat ab- aba abb abd abg abi abn abo abt ad- ada adb add adg adi adn ado adt ag- aga agb agd agg agi agn ago agt ai- aia aib aid aig aii ain aio ait an- ana anb and ang ani ann ano ant aoa aob aod aog aoi aon aoo aot at- ata atb atd atg ati atn ato att baa bab bad bag bai ban bao bat bba bbb bbd bbg bbi bbn bbo bbt bda bdb bdd bdg bdi bdo bdt bga bgb bgd bgg bgi bgn bgo bgt bi- bia bib bid big bii bin bio bit bna bnb bnd bng bni bnn bno bnt boa bob bod bog boi bon boo bot bta btb btd btg bti btn bto btt daa dab dad dag dai dan dao dat dba dbb dbd dbg dbi dbn dbo dbt dda ddb ddd ddg ddi ddn ddo ddt dga dgd dgg dgi dgn dgt di- dia dib did dig dii din dio dit dna dnb dnd dng dni dnn dno dnt doa dob dod dog doi don doo dot dta dtb dtd dtg dti dtn dto dtt g-d gaa gab gad gag gai gan gao gat gba gbd gbg gbi gbn gbo gbt gda gdb gdd gdi gdn gdo gdt gga ggb ggd ggg ggi ggn ggo ggt gia gib gid gig gii gin gio git gna gnb gnd gni gnn gno gnt goa gob god gog goi gon goo got gta gtb gtd gtg gti gtn gto gtt i-d ia- iaa iab iad iag iai ian iao iat iba ibb ibd ibg ibi ibn ibo ibt ida idb idd idg idi idn ido idt iga igb igd igg igi ign igo igt iia iib iid iii iin iio iit in- ina inb ind ing ini inn ino int io- ioa iob iod iog ioi ion ioo iot ita itb itd itg iti itn ito itt n-i naa nab nad nag nai nan nao nat nba nbb nbd nbg nbi nbn nbo nbt nda ndb ndd ndg ndi ndn ndo ndt nga ngb ngd ngg ngi ngn ngo ngt nia nib nid nig nii nin nio nit nna nnb nng nni nnn nno nnt no- noa nob nod nog noi non noo not nta ntb ntd ntg nti ntn nto ntt o-i oaa oab oad oag oai oan oao oat ob- oba obb obd obg obi obn obo obt oda odb odd odg odi odn odo odt oga ogd ogg ogi ogn ogo ogt oia oib oid oii oin oio oit on- ona onb ond ong oni onn ono ont oo- ooa oob ood oog ooi oon ooo oot ot- ota otb otd otg oti otn oto ott taa tab tad tag tai tan tao tat tba tbb tbd tbg tbi tbn tbo tbt tda tdb tdd tdg tdi tdn tdo tdt tga tgb tgg tgi tgn tgo tgt tia tib tid tig tii tin tio tit tna tnb tnd tng tni tnn tno tnt to- toa tob tod tog toi ton too tot tta ttb ttd ttg tti ttn tto ttt