a-a a-b a-i a-t aaa aab aad aai aan aao aat aay ab- aba abb abd abi abn abo abt aby ad- ada adb add adi adn ado adt ady ai- aia aib aid aii ain aio ait aiy an- ana anb and ani ann ano ant any aoa aob aod aoi aon aoo aot at- ata atb atd ati atn ato att ay- aya ayd ayi ayn ayo ayt baa bab bad bai ban bao bat bay bba bbb bbd bbi bbn bbo bbt bby bda bdb bdd bdi bdo bdt bdy bi- bia bib bid bii bin bio bit biy bna bnb bnd bni bnn bno bnt boa bob bod boi bon boo bot boy bta btb btd bti btn bto btt bty by- bya byd byi byn byo byt daa dab dad dai dan dao dat day dba dbb dbd dbi dbn dbo dbt dby dda ddb ddd ddi ddn ddo ddt ddy di- dia dib did dii din dio dit diy dna dnb dnd dni dnn dno dnt dny doa dob dod doi don doo dot doy dta dtb dtd dti dtn dto dtt dty dy- dya dyb dyd dyn dyo dyy i-d ia- iaa iab iad iai ian iao iat iba ibb ibd ibi ibn ibo ibt iby ida idb idd idi idn ido idt idy iia iib iid iii iin iio iit in- ina inb ind ini inn ino int iny io- ioa iob iod ioi ion ioo iot ita itb itd iti itn ito itt ity iya iyo iyt iyy n-i naa nab nad nai nan nao nat nay nba nbb nbd nbi nbn nbo nbt nda ndb ndd ndi ndn ndo ndt ndy nia nib nid nii nin nio nit nna nnb nni nnn nno nnt no- noa nob nod noi non noo not noy nta ntb ntd nti ntn nto ntt nya nyd nyn nyo nyt nyy o-i oaa oab oad oai oan oao oat ob- oba obb obd obi obn obo obt oby oda odb odd odi odn odo odt oia oib oid oii oin oio oit on- ona onb ond oni onn ono ont ony oo- ooa oob ood ooi oon ooo oot ot- ota otb otd oti otn oto ott oya oyd oyi oyo taa tab tad tai tan tao tat tay tba tbb tbd tbi tbn tbo tbt tda tdb tdd tdi tdn tdo tdt tdy tia tib tid tii tin tio tit tiy tna tnb tnd tni tnn tno tnt to- toa tob tod toi ton too tot toy tta ttb ttd tti ttn tto ttt tty tya tyd tyn tyo tyt yaa yab yad yai yan yao yat yay ybi yby yda ydn ydo ydt ydy yid yii yin yio yit yna ynd ynn yny yob yod yoi yon yoo yot yoy yta ytd ytn yto ytt yyb yyt yyy