-er -ic c-- ccc ccd cce cci ccl ccr ccu ccz cdc cdd cde cdi cdl cdr cdu cdz ce- cec ced cee cei cel cer ceu cez ci- cic cid cie cii cil cir ciu cl- clc cld cle cli cll clr clu clz crc crd cre cri crl crr cru crz cuc cud cue cui cul cur cuu cuz cz- czc czd cze dcc dcd dce dci dcl dcr dcu ddc ddd dde ddi ddl ddr ddu ddz de- dec ded dee dei del der deu dez di- dic did die dii dil dir diu diz dl- dlc dld dle dli dll dlr dlu drc drd dre dri drl drr dru drz duc dud due dui dul dur duz dzd dze dzi dzr dzu ec- ecc ecd ece eci ecl ecr ecu ed- edc edd ede edi edl edr edu eec eed eee eel eer eic eid eie eii eil eir eiu elc eld ele eli ell elr elu elz erc erd ere eri erl err eru erz eu- euc eud eue eui eul eur eze ezr ezz i-d icc icd ice ici icl icr icu icz idc idd ide idi idl idr idu ie- iec ied iee iei iel ier iic iid iie iii iil iir iiu il- ilc ild ile ili ill ilr ilu ilz ir- irc ird ire iri irl irr iru iu- iuc iud iue iui iur iuz ize izi izu izz lcc lcd lce lci lcl lcr lcu ldc ldd lde ldi ldl ldr ldu lec led lee lei lel ler leu lez lic lid lie lii lil lir liu liz llc lld lle lli lll llr llu llz lrc lrd lri lrr lru lrz luc lud lue lui lul lur luu luz lzi lzr lzu rcc rcd rce rci rcl rcr rcu rdc rdd rde rdi rdl rdr rdu re- rec red ree rei rel rer reu rez ric rid rie rii ril rir riz rlc rld rle rli rll rlr rlu rrc rrd rri rrl rrr rru ruc rud rue rui rur ruu ruz rze ucc ucd uce uci ucl ucr ucu udc udd ude udi udl udr udu uec ued uee uei uel uer uic uid uie uii uil uir uiu ulc uld ule uli ull ulr ulu ur- urc urd ure uri url urr uru urz uuc uue uur uuu uzi uzu zce zcl zec zed zee zel zer zez zid zie zil zir ziz zlr zrl zuc zud zui zul zur zuz zzr zzz