-er -ic c-- ccc cce cci ccn cco ccr ccu ce- cec cee cei cen ceo ceq cer ceu ci- cic cie cii cin cio ciq cir ciu cn- cnc cne cni cnn cno cnr cnu co- coc coe coi con coo coq cor cou cqc cqi cqo crc cre cri crn cro crq crr cru cuc cue cui cun cuo cuq cur cuu ec- ecc ece eci ecn eco ecq ecr ecu eec eee een eeo eer eic eie eii ein eio eir eiu en- enc ene eni enn eno enr enu eo- eoc eoe eoi eon eoo eoq eor eou eqe eqn eqq equ erc ere eri ern ero erq err eru eu- euc eue eui eun eur icc ice ici icn ico icq icr icu ie- iec iee iei ien ier iic iie iii iin iio iir iiu in- inc ine ini inn ino inq inr inu io- ioc ioe ioi ion ioo ior iou iqc iqe iqu ir- irc ire iri irn iro irq irr iru iu- iuc iue iui iur n-i ncc nce nci ncn nco ncr ncu ne- nec nee nei nen neo ner neu nic nie nii nin nio niq nir niu nnc nne nni nnn nno nnu no- noc noe noi non noo nor nou nqc nrc nre nri nrn nro nrr nru nuc nue nui nun nuo nuq nur nuu o-i oc- occ oci ocn oco ocr ocu oec oee oei oen oeo oer oic oie oii oin oio oir oiu on- onc one oni onn ono onr onu oo- ooc ooi oon ooo oor oqo or- orc ore ori orn oro orr oru ou- ouc oue oui oun ouo our qcc qci qco qec qee qen qeo qic qie qin qio qir qiu qne qni qoi qoo qor qqq qqu qrc qre qri qru qu- que qui quo qur rcc rce rci rcn rco rcr rcu re- rec ree rei ren reo req rer reu ric rie rii rin rio riq rir rnc rni rnn rno rnr rnu roc roe roi ron roo ror rou rqc rqn rrc rri rrn rrq rrr rru ruc rue rui run ruo rur ruu ucc uce uci ucn uco ucr ucu uec uee uei uen uer uic uie uii uin uio uiq uir uiu un- unc une uni unn uno unq unr unu uoc uoe uon uoo uor ur- urc ure uri urn uro urr uru uuc uue uun uur uuu