a-a a-b a-i aaa aab aai aam aan aao aay ab- aba abb abi abm abn abo aby ai- aia aib aii aim ain aio aiy ama amb ami amm amn amo amy an- ana anb ani anm ann ano any aoa aob aoi aom aon aoo ay- aya ayi ayn ayo baa bab bai bam ban bao bay bba bbb bbi bbm bbn bbo bby bi- bia bib bii bim bin bio biy bma bmb bmi bmm bmn bmo bna bnb bni bnn bno boa bob boi bom bon boo boy by- bya byi bym byn byo ia- iaa iab iai iam ian iao iba ibb ibi ibm ibn ibo iby iia iib iii iim iin iio im- ima imb imi imm imn imo imy in- ina inb ini inm inn ino iny io- ioa iob ioi iom ion ioo iya iym iyo iyy m-o maa mab mai mam man mao may mba mbb mbi mbm mbo mi- mia mib mii mim min mio miy mma mmb mmi mmm mmn mmo mna mnb mni mnm mnn mno moa mob moi mom mon moo moy my- mya myb mym myn myo n-i naa nab nai nam nan nao nay nba nbb nbi nbm nbn nbo nia nib nii nim nin nio nma nmb nmi nmm nmn nmo nna nnb nni nnm nnn nno no- noa nob noi nom non noo noy nya nym nyn nyo nyy o-i oaa oab oai oam oan oao ob- oba obb obi obm obn obo oby oia oib oii oim oin oio om- oma omb omi omm omn omo omy on- ona onb oni onn ono ony oo- ooa oob ooi oom oon ooo oya oyi oyo yaa yab yai yam yan yao yay ybi ybm yby yii yim yin yio yma ymi ymm ymo yna ynn yny yob yoi yom yon yoo yoy yyb yyy