-ic bbb bbc bbd bbe bbi bbm bbo bcb bcc bcd bce bci bcm bco bcz bdb bdc bdd bde bdi bdm bdo bdz be- beb bec bed bee bei bem beo bez bi- bib bic bid bie bii bim bio biz bmb bmc bmd bme bmi bmm bmo bmz bob boc bod boe boi bom boo boz bzd bze bzo bzz c-- cbb cbc cbd cbe cbi cbm cbo cbz ccb ccc ccd cce cci ccm cco ccz cdb cdc cdd cde cdi cdm cdo cdz ce- ceb cec ced cee cei cem ceo cez ci- cib cic cid cie cii cim cio cmb cmc cmd cme cmi cmm cmo co- cob coc cod coe coi com coo coz cz- czc czd cze czm czo dbb dbc dbd dbe dbi dbm dbo dbz dcb dcc dcd dce dci dcm dco ddb ddc ddd dde ddi ddm ddo ddz de- deb dec ded dee dei dem deo dez di- dib dic did die dii dim dio diz dmb dmc dmd dme dmi dmm dmo dmz dob doc dod doe doi dom doo doz dzb dzd dze dzi dzo ebb ebc ebd ebe ebi ebm ebo ec- ecb ecc ecd ece eci ecm eco ed- edb edc edd ede edi edm edo eeb eec eed eee eem eeo eib eic eid eie eii eim eio em- emb emc emd eme emi emm emo eo- eob eoc eod eoe eoi eom eoo eze ezo ezz i-d ibb ibc ibd ibe ibi ibm ibo ibz icb icc icd ice ici icm ico icz idb idc idd ide idi idm ido ie- iec ied iee iei iem iib iic iid iie iii iim iio im- imb imc imd ime imi imm imo imz io- iob ioc iod ioe ioi iom ioo ize izi izm izo izz m-o mbb mbc mbd mbe mbi mbm mbo mc- mcb mcc mcd mce mci mcm mco mcz mdb mdc mdd mde mdi mdm mdo mdz meb mec med mee mei mem meo mez mi- mib mic mid mie mii mim mio miz mmb mmc mmd mme mmi mmm mmo mmz mob moc mod moe moi mom moo moz mzb mzi mzm o-i ob- obb obc obd obe obi obm obo oc- ocb occ ocd oci ocm oco ocz odb odc odd ode odi odm odo oeb oec oed oee oei oem oeo oib oic oid oie oii oim oio oiz om- omb omc omd ome omi omm omo omz oo- oob ooc ood ooi oom ooo oze ozm ozo ozz zbb zbc zbm zce zco zdm zeb zec zed zee zem zeo zez zib zid zie zim zio ziz zmb zmc zmd zmm zo- zob zoc zod zoe zoi zom zoo zzz