a-a a-b a-i aaa aab aah aai aan aao aay ab- aba abb abh abi abn abo aby aha ahb ahh ahi ahn aho ahy ai- aia aib aih aii ain aio aiy an- ana anb anh ani ann ano any aoa aob aoh aoi aon aoo ay- aya ayh ayi ayn ayo baa bab bah bai ban bao bay bba bbb bbh bbi bbn bbo bby bha bhb bhh bhi bho bi- bia bib bih bii bin bio biy bna bnb bni bnn bno boa bob boh boi bon boo boy by- bya byh byi byn byo h-i haa hab hah hai han hao hay hba hbb hbh hbi hbn hbo hby hha hhb hhh hhi hhn hho hhy hia hib hih hii hin hio hna hnb hnh hnn hno hny hoa hob hoh hoi hon hoo hoy hy- hya hyb hyh hyi hyn hyo hyy ia- iaa iab iah iai ian iao iba ibb ibh ibi ibn ibo iby iha ihb ihh ihi ihn iho ihy iia iib iih iii iin iio in- ina inb inh ini inn ino iny io- ioa iob ioh ioi ion ioo iya iyo iyy n-i naa nab nah nai nan nao nay nba nbb nbi nbn nbo nha nhb nhh nhi nhn nhy nia nib nih nii nin nio nna nnb nnh nni nnn nno no- noa nob noh noi non noo noy nya nyn nyo nyy o-i oaa oab oah oai oan oao ob- oba obb obh obi obn obo oby oha ohh ohi ohn oho oia oib oii oin oio on- ona onb onh oni onn ono ony oo- ooa oob ooh ooi oon ooo oya oyi oyo yaa yab yah yai yan yao yay ybi yby yha yhi yih yii yin yio yna ynn yny yob yoi yon yoo yoy yyb yyy