-ic b-u bbb bbc bbd bbe bbi bbl bbm bbn bbu bcb bcc bcd bce bci bcl bcm bcn bcu bdb bdc bdd bde bdi bdl bdm bdu be- beb bec bed bee bei bel bem ben beu bi- bib bic bid bie bii bil bim bin biu blb blc bld ble bli bll blm bln blu bmb bmc bmd bme bmi bml bmm bmn bmu bnb bnc bnd bne bni bnl bnn bnu bub buc bud bue bui bul bum bun buu c-- cbb cbc cbd cbe cbi cbl cbm cbn cbu ccb ccc ccd cce cci ccl ccm ccn ccu cdb cdc cdd cde cdi cdl cdm cdn cdu ce- ceb cec ced cee cei cel cem cen ceu ci- cib cic cid cie cii cil cim cin ciu cl- clb clc cld cle cli cll clm cln clu cmb cmc cmd cme cmi cml cmm cmn cmu cn- cnb cnc cnd cne cni cnl cnm cnn cnu cub cuc cud cue cui cul cum cun cuu dbb dbc dbd dbe dbi dbl dbm dbn dbu dcb dcc dcd dce dci dcl dcm dcn dcu ddb ddc ddd dde ddi ddl ddm ddn ddu de- deb dec ded dee dei del dem den deu di- dib dic did die dii dil dim din diu dl- dlb dlc dld dle dli dll dlm dlu dmb dmc dmd dme dmi dml dmm dmn dmu dnb dnc dnd dne dni dnl dnm dnn dub duc dud due dui dul dum dun ebb ebc ebd ebe ebi ebl ebm ebn ebu ec- ecb ecc ecd ece eci ecl ecm ecn ecu ed- edb edc edd ede edi edl edm edn edu eeb eec eed eee eel eem een eib eic eid eie eii eil eim ein eiu elb elc eld ele eli ell elm eln elu em- emb emc emd eme emi eml emm emn emu en- enb enc end ene eni enl enm enn enu eu- eub euc eud eue eui eul eun i-d ibb ibc ibd ibe ibi ibl ibm ibn ibu icb icc icd ice ici icl icm icn icu idb idc idd ide idi idl idm idn idu ie- iec ied iee iei iel iem ien iib iic iid iie iii iil iim iin iiu il- ilb ilc ild ile ili ill ilm iln ilu im- imb imc imd ime imi iml imm imn imu in- inb inc ind ine ini inl inm inn inu iu- iub iuc iud iue iui ium lbb lbc lbd lbe lbi lbl lbm lbu lcb lcc lcd lce lci lcl lcm lcn lcu ldb ldc ldd lde ldi ldl ldm ldn ldu leb lec led lee lei lel lem len leu lib lic lid lie lii lil lim lin liu llb llc lld lle lli lll llm lln llu lmb lmc lmd lme lmi lml lmm lmn lmu lnb lnc lnd lne lni lnl lnm lnn lnu lub luc lud lue lui lul lum lun luu mbb mbc mbd mbe mbi mbl mbm mbu mc- mcb mcc mcd mce mci mcl mcm mcn mcu mdb mdc mdd mde mdi mdl mdm mdn mdu meb mec med mee mei mel mem men meu mi- mib mic mid mie mii mil mim min miu mlb mlc mld mle mli mll mlm mln mlu mmb mmc mmd mme mmi mml mmm mmn mmu mnb mnc mne mni mnl mnm mnn mnu mub muc mud mue mui mul mum mun muu n-i nbb nbc nbd nbe nbi nbl nbm nbn nbu ncb ncc ncd nce nci ncl ncm ncn ncu ndb ndc ndd nde ndi ndl ndm ndn ndu ne- neb nec ned nee nei nel nem nen neu nib nic nid nie nii nil nim nin niu nlb nlc nld nle nli nll nlm nln nlu nmb nmc nmd nme nmi nml nmm nmn nmu nnb nnc nne nni nnl nnm nnn nnu nub nuc nud nue nui nul num nun nuu ubb ubc ube ubi ubl ubn ubu ucb ucc ucd uce uci ucl ucm ucn ucu udb udc udd ude udi udl udm udn udu ueb uec ued uee uei uel uem uen uib uic uid uie uii uil uim uin uiu ulb ulc uld ule uli ull ulm uln ulu um- umb umc umd ume umi uml umm umn umu un- unb unc und une uni unl unm unn unu uuc uue uum uun uuu