-er -ic c-- ccc cce ccf cci ccl ccr ccu ce- cec cee cef cei cel cer ceu cfc cfe cff cfi cfl cfr cfu ci- cic cie cif cii cil cir ciu cl- clc cle clf cli cll clr clu crc cre crf cri crl crr cru cuc cue cuf cui cul cur cuu ec- ecc ece ecf eci ecl ecr ecu eec eee eef eel eer ef- efc efe eff efi efl efr eic eie eif eii eil eir eiu elc ele elf eli ell elr elu erc ere erf eri erl err eru eu- euc eue euf eui eul eur fcc fce fcf fci fcl fcr fcu fec fee fef fei fel fer feu ffc ffe fff ffi ffl ffr ffu fic fie fif fii fil fir fiu flc fle flf fli fll flr flu frc fre frf fri frl frr fru fue fuf fui ful fur fuu i-f icc ice icf ici icl icr icu ie- iec iee ief iei iel ier ifc ife iff ifi ifl ifr ifu iic iie iif iii iil iir iiu il- ilc ile ilf ili ill ilr ilu ir- irc ire irf iri irl irr iru iu- iuc iue iui iur lcc lce lcf lci lcl lcr lcu lec lee lef lei lel ler leu lfc lfe lff lfi lfl lfr lfu lic lie lif lii lil lir liu llc lle llf lli lll llr llu lrc lrf lri lrr lru luc lue luf lui lul lur luu rcc rce rcf rci rcl rcr rcu re- rec ree ref rei rel rer reu rfc rfe rff rfi rfl rfr rfu ric rie rif rii ril rir rlc rle rlf rli rll rlr rlu rrc rrf rri rrl rrr rru ruc rue ruf rui rur ruu ucc uce ucf uci ucl ucr ucu uec uee uef uei uel uer ufc ufe uff ufi ufl ufr ufu uic uie uif uii uil uir uiu ulc ule ulf uli ull ulr ulu ur- urc ure urf uri url urr uru uuc uue uur uuu