-ic b-u bbb bbc bbd bbe bbi bbm bbn bbo bbu bcb bcc bcd bce bci bcm bcn bco bcu bdb bdc bdd bde bdi bdm bdo bdu be- beb bec bed bee bei bem ben beo beu bi- bib bic bid bie bii bim bin bio biu bmb bmc bmd bme bmi bmm bmn bmo bmu bnb bnc bnd bne bni bnn bno bnu bob boc bod boe boi bom bon boo bou bub buc bud bue bui bum bun buo buu c-- cbb cbc cbd cbe cbi cbm cbn cbo cbu ccb ccc ccd cce cci ccm ccn cco ccu cdb cdc cdd cde cdi cdm cdn cdo cdu ce- ceb cec ced cee cei cem cen ceo ceu ci- cib cic cid cie cii cim cin cio ciu cmb cmc cmd cme cmi cmm cmn cmo cmu cn- cnb cnc cnd cne cni cnm cnn cno cnu co- cob coc cod coe coi com con coo cou cub cuc cud cue cui cum cun cuo cuu dbb dbc dbd dbe dbi dbm dbn dbo dbu dcb dcc dcd dce dci dcm dcn dco dcu ddb ddc ddd dde ddi ddm ddn ddo ddu de- deb dec ded dee dei dem den deo deu di- dib dic did die dii dim din dio diu dmb dmc dmd dme dmi dmm dmn dmo dmu dnb dnc dnd dne dni dnm dnn dno dob doc dod doe doi dom don doo dou dub duc dud due dui dum dun duo ebb ebc ebd ebe ebi ebm ebn ebo ebu ec- ecb ecc ecd ece eci ecm ecn eco ecu ed- edb edc edd ede edi edm edn edo edu eeb eec eed eee eem een eeo eib eic eid eie eii eim ein eio eiu em- emb emc emd eme emi emm emn emo emu en- enb enc end ene eni enm enn eno enu eo- eob eoc eod eoe eoi eom eon eoo eou eu- eub euc eud eue eui eun i-d ibb ibc ibd ibe ibi ibm ibn ibo ibu icb icc icd ice ici icm icn ico icu idb idc idd ide idi idm idn ido idu ie- iec ied iee iei iem ien iib iic iid iie iii iim iin iio iiu im- imb imc imd ime imi imm imn imo imu in- inb inc ind ine ini inm inn ino inu io- iob ioc iod ioe ioi iom ion ioo iou iu- iub iuc iud iue iui ium m-o mbb mbc mbd mbe mbi mbm mbo mbu mc- mcb mcc mcd mce mci mcm mcn mco mcu mdb mdc mdd mde mdi mdm mdn mdo mdu meb mec med mee mei mem men meo meu mi- mib mic mid mie mii mim min mio miu mmb mmc mmd mme mmi mmm mmn mmo mmu mnb mnc mne mni mnm mnn mno mnu mob moc mod moe moi mom mon moo mou mub muc mud mue mui mum mun muu n-i nbb nbc nbd nbe nbi nbm nbn nbo nbu ncb ncc ncd nce nci ncm ncn nco ncu ndb ndc ndd nde ndi ndm ndn ndo ndu ne- neb nec ned nee nei nem nen neo neu nib nic nid nie nii nim nin nio niu nmb nmc nmd nme nmi nmm nmn nmo nmu nnb nnc nne nni nnm nnn nno nnu no- nob noc nod noe noi nom non noo nou nub nuc nud nue nui num nun nuo nuu o-i ob- obb obc obd obe obi obm obn obo obu oc- ocb occ ocd oci ocm ocn oco ocu odb odc odd ode odi odm odn odo odu oeb oec oed oee oei oem oen oeo oib oic oid oie oii oim oin oio oiu om- omb omc omd ome omi omm omn omo omu on- onb onc ond one oni onn ono onu oo- oob ooc ood ooi oom oon ooo ou- ouc oud oue oui oum oun ouo ubb ubc ube ubi ubn ubo ubu ucb ucc ucd uce uci ucm ucn uco ucu udb udc udd ude udi udm udn udo udu ueb uec ued uee uei uem uen uib uic uid uie uii uim uin uio uiu um- umb umc umd ume umi umm umn umo umu un- unb unc und une uni unm unn uno unu uob uoc uod uoe uom uon uoo uuc uue uum uun uuu