-er -ic bbb bbc bbd bbe bbi bbn bbr bcb bcc bcd bce bci bcn bcr bdb bdc bdd bde bdi bdr be- beb bec bed bee bei ben ber bi- bib bic bid bie bii bin bir bnb bnc bnd bne bni bnn bnr brb brd bre bri brn brr c-- cbb cbc cbd cbe cbi cbn cbr ccb ccc ccd cce cci ccn ccr cdb cdc cdd cde cdi cdn cdr ce- ceb cec ced cee cei cen cer ci- cib cic cid cie cii cin cir cn- cnb cnc cnd cne cni cnn cnr crb crc crd cre cri crn crr dbb dbc dbd dbe dbi dbn dbr dcb dcc dcd dce dci dcn dcr ddb ddc ddd dde ddi ddn ddr de- deb dec ded dee dei den der di- dib dic did die dii din dir dnb dnc dnd dne dni dnn dnr drb drc drd dre dri drn drr ebb ebc ebd ebe ebi ebn ebr ec- ecb ecc ecd ece eci ecn ecr ed- edb edc edd ede edi edn edr eeb eec eed eee een eer eib eic eid eie eii ein eir en- enb enc end ene eni enn enr erb erc erd ere eri ern err i-d ibb ibc ibd ibe ibi ibn ibr icb icc icd ice ici icn icr idb idc idd ide idi idn idr ie- iec ied iee iei ien ier iib iic iid iie iii iin iir in- inb inc ind ine ini inn inr ir- irb irc ird ire iri irn irr n-i nbb nbc nbd nbe nbi nbn nbr ncb ncc ncd nce nci ncn ncr ndb ndc ndd nde ndi ndn ndr ne- neb nec ned nee nei nen ner nib nic nid nie nii nin nir nnb nnc nne nni nnn nrb nrc nrd nre nri nrn nrr rbb rbc rbd rbe rbi rbn rbr rcb rcc rcd rce rci rcn rcr rdb rdc rdd rde rdi rdn rdr re- reb rec red ree rei ren rer rib ric rid rie rii rin rir rnb rnc rnd rni rnn rnr rrb rrc rrd rri rrn rrr