-ey a-a a-b a-i aaa aab aad aae aai aam aay ab- aba abb abd abe abi abm aby ad- ada adb add ade adi adm ady aea aeb aed aee aei aem aey ai- aia aib aid aie aii aim aiy ama amb amd ame ami amm amy ay- aya ayd aye ayi baa bab bad bae bai bam bay bba bbb bbd bbe bbi bbm bby bda bdb bdd bde bdi bdm bdy be- bea beb bed bee bei bem bey bi- bia bib bid bie bii bim biy bma bmb bmd bme bmi bmm by- bya byd bye byi bym daa dab dad dae dai dam day dba dbb dbd dbe dbi dbm dby dda ddb ddd dde ddi ddm ddy de- dea deb ded dee dei dem dey di- dia dib did die dii dim diy dma dmb dmd dme dmi dmm dy- dya dyb dyd dye dym dyy eaa eab ead eae eai eam eba ebb ebd ebe ebi ebm eby ed- eda edb edd ede edi edm edy eea eeb eed eee eem eey eia eib eid eie eii eim em- ema emb emd eme emi emm eya eyd eye eym i-d ia- iaa iab iad iae iai iam iba ibb ibd ibe ibi ibm iby ida idb idd ide idi idm idy ie- iea ied iee iei iem iey iia iib iid iie iii iim im- ima imb imd ime imi imm imy iya iye iym iyy maa mab mad mae mai mam may mba mbb mbd mbe mbi mbm mda mdb mdd mde mdi mdm mdy mea meb med mee mei mem mey mi- mia mib mid mie mii mim miy mma mmb mmd mme mmi mmm my- mya myb myd mye mym yaa yab yad yae yai yam yay ybe ybi ybm yby yda yde ydy yea yeb yed yee yei yem yey yid yie yii yim yma yme ymi ymm yyb yye yyy