-ic bbb bbc bbd bbe bbi bbm bbn bbo bcb bcc bcd bce bci bcm bcn bco bdb bdc bdd bde bdi bdm bdo be- beb bec bed bee bei bem ben beo bi- bib bic bid bie bii bim bin bio bmb bmc bmd bme bmi bmm bmn bmo bnb bnc bnd bne bni bnn bno bob boc bod boe boi bom bon boo c-- cbb cbc cbd cbe cbi cbm cbn cbo ccb ccc ccd cce cci ccm ccn cco cdb cdc cdd cde cdi cdm cdn cdo ce- ceb cec ced cee cei cem cen ceo ci- cib cic cid cie cii cim cin cio cmb cmc cmd cme cmi cmm cmn cmo cn- cnb cnc cnd cne cni cnm cnn cno co- cob coc cod coe coi com con coo dbb dbc dbd dbe dbi dbm dbn dbo dcb dcc dcd dce dci dcm dcn dco ddb ddc ddd dde ddi ddm ddn ddo de- deb dec ded dee dei dem den deo di- dib dic did die dii dim din dio dmb dmc dmd dme dmi dmm dmn dmo dnb dnc dnd dne dni dnm dnn dno dob doc dod doe doi dom don doo ebb ebc ebd ebe ebi ebm ebn ebo ec- ecb ecc ecd ece eci ecm ecn eco ed- edb edc edd ede edi edm edn edo eeb eec eed eee eem een eeo eib eic eid eie eii eim ein eio em- emb emc emd eme emi emm emn emo en- enb enc end ene eni enm enn eno eo- eob eoc eod eoe eoi eom eon eoo i-d ibb ibc ibd ibe ibi ibm ibn ibo icb icc icd ice ici icm icn ico idb idc idd ide idi idm idn ido ie- iec ied iee iei iem ien iib iic iid iie iii iim iin iio im- imb imc imd ime imi imm imn imo in- inb inc ind ine ini inm inn ino io- iob ioc iod ioe ioi iom ion ioo m-o mbb mbc mbd mbe mbi mbm mbo mc- mcb mcc mcd mce mci mcm mcn mco mdb mdc mdd mde mdi mdm mdn mdo meb mec med mee mei mem men meo mi- mib mic mid mie mii mim min mio mmb mmc mmd mme mmi mmm mmn mmo mnb mnc mne mni mnm mnn mno mob moc mod moe moi mom mon moo n-i nbb nbc nbd nbe nbi nbm nbn nbo ncb ncc ncd nce nci ncm ncn nco ndb ndc ndd nde ndi ndm ndn ndo ne- neb nec ned nee nei nem nen neo nib nic nid nie nii nim nin nio nmb nmc nmd nme nmi nmm nmn nmo nnb nnc nne nni nnm nnn nno no- nob noc nod noe noi nom non noo o-i ob- obb obc obd obe obi obm obn obo oc- ocb occ ocd oci ocm ocn oco odb odc odd ode odi odm odn odo oeb oec oed oee oei oem oen oeo oib oic oid oie oii oim oin oio om- omb omc omd ome omi omm omn omo on- onb onc ond one oni onn ono oo- oob ooc ood ooi oom oon ooo