-er -ic b-u bbb bbc bbd bbe bbh bbi bbk bbl bbn bbr bbu bcb bcc bcd bce bch bci bck bcl bcn bcr bcu bdb bdc bdd bde bdh bdi bdk bdl bdr bdu be- beb bec bed bee beh bei bek bel ben ber beu bhb bhc bhd bhe bhh bhi bhk bhl bhr bhu bi- bib bic bid bie bih bii bik bil bin bir biu bkb bkc bke bkk bkl bkn bkr blb blc bld ble blh bli blk bll bln blr blu bnb bnc bnd bne bni bnk bnl bnn bnr bnu brb brd bre brh bri brk brl brn brr bru bub buc bud bue buh bui buk bul bun bur buu c-- cbb cbc cbd cbe cbh cbi cbk cbl cbn cbr cbu ccb ccc ccd cce cch cci cck ccl ccn ccr ccu cdb cdc cdd cde cdh cdi cdk cdl cdn cdr cdu ce- ceb cec ced cee ceh cei cek cel cen cer ceu ch- chb chc chd che chh chi chk chl chn chr chu ci- cib cic cid cie cih cii cik cil cin cir ciu ckb ckc ckd ckh cki cl- clb clc cld cle clh cli clk cll cln clr clu cn- cnb cnc cnd cne cnh cni cnl cnn cnr cnu crb crc crd cre crh cri crk crl crn crr cru cub cuc cud cue cuh cui cuk cul cun cur cuu dbb dbc dbd dbe dbh dbi dbk dbl dbn dbr dbu dcb dcc dcd dce dci dck dcl dcn dcr dcu ddb ddc ddd dde ddh ddi ddk ddl ddn ddr ddu de- deb dec ded dee deh dei dek del den der deu dh- dhb dhc dhd dhe dhh dhi dhk dhl dhr dhu di- dib dic did die dih dii dik dil din dir diu dkb dkc dke dki dkk dkl dkr dku dl- dlb dlc dld dle dlh dli dlk dll dlr dlu dnb dnc dnd dne dnh dni dnk dnl dnn dnr drb drc drd dre dri drk drl drn drr dru dub duc dud due duh dui duk dul dun dur ebb ebc ebd ebe ebh ebi ebk ebl ebn ebr ebu ec- ecb ecc ecd ece ech eci eck ecl ecn ecr ecu ed- edb edc edd ede edh edi edk edl edn edr edu eeb eec eed eee eek eel een eer ehb ehc ehd ehe ehh ehi ehl ehn ehr ehu eib eic eid eie eii eik eil ein eir eiu ekb ekc ekd eke ekh eki ekl ekr eku elb elc eld ele elh eli elk ell eln elr elu en- enb enc end ene enh eni enk enl enn enr enu erb erc erd ere erh eri erk erl ern err eru eu- eub euc eud eue eui eul eun eur h-i hbb hbc hbd hbe hbh hbi hbk hbl hbn hbr hbu hcb hcc hcd hce hch hci hck hcl hcn hcr hdb hdc hdd hde hdh hdi hdk hdl hdn hdr hdu he- heb hec hed hee heh hei hek hel hen her heu hhb hhc hhd hhe hhh hhi hhk hhl hhn hhr hhu hib hic hid hie hih hii hik hil hin hir hiu hkb hkd hkh hki hkk hkl hkn hkr hku hlb hlc hld hle hlh hli hll hln hlr hlu hnb hnc hnd hne hnh hnk hnl hnn hnu hr- hrb hrc hrd hre hrh hri hrk hrl hrn hrr hru hub huc hud hue huh hui huk hul hun hur huu i-d ibb ibc ibd ibe ibh ibi ibk ibl ibn ibr ibu icb icc icd ice ich ici ick icl icn icr icu idb idc idd ide idh idi idk idl idn idr idu ie- iec ied iee iei iek iel ien ier ihb ihc ihd ihe ihh ihi ihk ihl ihn ihr ihu iib iic iid iie iih iii iil iin iir iiu ikb ikc ike iki ikk ikl ikr iku il- ilb ilc ild ile ilh ili ilk ill iln ilr ilu in- inb inc ind ine inh ini ink inl inn inr inu ir- irb irc ird ire iri irk irl irn irr iru iu- iub iuc iud iue iui iur kbb kbc kbd kbe kbh kbi kbk kbl kbn kbr kbu kcb kcc kcd kce kch kci kck kcl kcn kcr kcu kdb kdc kde kdh kdk kdl kdr kdu ke- keb kec ked kee keh kei kek kel ken ker khe khh khi khk khn khr khu kib kic kid kie kih kii kik kil kin kir kiu kkb kkc kke kkh kki kkk kkl kkn kkr kku kl- klb klc kld klh kli klr klu kn- knc knd kne kni knk knl knn knr knu krc krd kri krk krl krn krr kru kub kuc kud kue kuh kui kuk kul kun kur kuu lbb lbc lbd lbe lbh lbi lbk lbl lbr lbu lcb lcc lcd lce lch lci lck lcl lcn lcr lcu ldb ldc ldd lde ldh ldi ldk ldl ldn ldr ldu leb lec led lee leh lei lek lel len ler leu lhb lhc lhd lhh lhi lhk lhr lhu lib lic lid lie lih lii lik lil lin lir liu lkb lkh lkl lkr llb llc lld lle lli llk lll lln llr llu lnb lnc lnd lne lnh lni lnk lnl lnn lnr lnu lrb lrc lrd lrh lri lrk lrn lrr lru lub luc lud lue luh lui luk lul lun lur luu n-i nbb nbc nbd nbe nbi nbk nbl nbn nbr nbu ncb ncc ncd nce nch nci nck ncl ncn ncr ncu ndb ndc ndd nde ndh ndi ndk ndl ndn ndr ndu ne- neb nec ned nee neh nei nek nel nen ner neu nhb nhc nhd nhe nhh nhi nhk nhl nhn nhr nhu nib nic nid nie nih nii nik nil nin nir niu nkc nke nki nkk nkn nkr nku nlb nlc nld nle nlh nli nlk nll nln nlr nlu nnb