a-a a-b a-i aaa aab aad aai aan aao aay ab- aba abb abd abi abn abo aby ad- ada adb add adi adn ado ady ai- aia aib aid aii ain aio aiy an- ana anb and ani ann ano any aoa aob aod aoi aon aoo ay- aya ayd ayi ayn ayo baa bab bad bai ban bao bay bba bbb bbd bbi bbn bbo bby bda bdb bdd bdi bdo bdy bi- bia bib bid bii bin bio biy bna bnb bnd bni bnn bno boa bob bod boi bon boo boy by- bya byd byi byn byo daa dab dad dai dan dao day dba dbb dbd dbi dbn dbo dby dda ddb ddd ddi ddn ddo ddy di- dia dib did dii din dio diy dna dnb dnd dni dnn dno dny doa dob dod doi don doo doy dy- dya dyb dyd dyn dyo dyy i-d ia- iaa iab iad iai ian iao iba ibb ibd ibi ibn ibo iby ida idb idd idi idn ido idy iia iib iid iii iin iio in- ina inb ind ini inn ino iny io- ioa iob iod ioi ion ioo iya iyo iyy n-i naa nab nad nai nan nao nay nba nbb nbd nbi nbn nbo nda ndb ndd ndi ndn ndo ndy nia nib nid nii nin nio nna nnb nni nnn nno no- noa nob nod noi non noo noy nya nyd nyn nyo nyy o-i oaa oab oad oai oan oao ob- oba obb obd obi obn obo oby oda odb odd odi odn odo oia oib oid oii oin oio on- ona onb ond oni onn ono ony oo- ooa oob ood ooi oon ooo oya oyd oyi oyo yaa yab yad yai yan yao yay ybi yby yda ydn ydo ydy yid yii yin yio yna ynd ynn yny yob yod yoi yon yoo yoy yyb yyy