-ey -ic bbb bbc bbd bbe bbi bbm bby bcb bcc bcd bce bci bcm bcy bdb bdc bdd bde bdi bdm bdy be- beb bec bed bee bei bem bey bi- bib bic bid bie bii bim biy bmb bmc bmd bme bmi bmm by- byc byd bye byi bym c-- cbb cbc cbd cbe cbi cbm cby ccb ccc ccd cce cci ccm cdb cdc cdd cde cdi cdm cdy ce- ceb cec ced cee cei cem cey ci- cib cic cid cie cii cim cmb cmc cmd cme cmi cmm cmy cyb cyc cyd cye cym dbb dbc dbd dbe dbi dbm dby dcb dcc dcd dce dci dcm ddb ddc ddd dde ddi ddm ddy de- deb dec ded dee dei dem dey di- dib dic did die dii dim diy dmb dmc dmd dme dmi dmm dy- dyb dyc dyd dye dym dyy ebb ebc ebd ebe ebi ebm eby ec- ecb ecc ecd ece eci ecm ed- edb edc edd ede edi edm edy eeb eec eed eee eem eey eib eic eid eie eii eim em- emb emc emd eme emi emm eyc eyd eye eym i-d ibb ibc ibd ibe ibi ibm iby icb icc icd ice ici icm icy idb idc idd ide idi idm idy ie- iec ied iee iei iem iey iib iic iid iie iii iim im- imb imc imd ime imi imm imy iyc iye iym iyy mbb mbc mbd mbe mbi mbm mc- mcb mcc mcd mce mci mcm mdb mdc mdd mde mdi mdm mdy meb mec med mee mei mem mey mi- mib mic mid mie mii mim miy mmb mmc mmd mme mmi mmm my- myb myc myd mye mym ybc ybe ybi ybm yby ycc ycd yce yci ycy yde ydy yeb yec yed yee yei yem yey yid yie yii yim ymc yme ymi ymm yyb yyc yye yyy