-er c-- ccc cce cck ccr ccu ce- cec cee cek cer ceu ckc crc cre crk crr cru cuc cue cuk cur cuu ec- ecc ece eck ecr ecu eec eee eek eer ekc eke ekr eku erc ere erk err eru eu- euc eue eur kcc kce kck kcr kcu ke- kec kee kek ker kkc kke kkk kkr kku krc krk krr kru kuc kue kuk kur kuu rcc rce rcr rcu re- rec ree rek rer reu rkc rke rkk rku rrc rrk rrr rru ruc rue ruk rur ruu ucc uce uck ucr ucu uec uee uer ukc uke ukk ukr uku ur- urc ure urk urr uru uuc uue uur uuu

cccc cccu ccee ccrc ccre ccuc cec- cece ceec ceke cer- cerc cere ckck cker ckrc crcc crce crcr cre- crec cree creu crkc crue cruk cucc cuce cuck cuek cuer cuk- cuke cure curr eccc ecce ecrc ecrr ecru eeee eeke eerc ekek eker ekur ercc erce erec erer erke errc erre eruc erur euer eur- eurc eure kccc kcck kccr kccu kcec kcee kceu kckc kckk kckr kcrc kcrr kcru kcue kcuk keck kecr keek keer kekc keke keku ker- kerc kere kerk kerr keru keur kkck kkcr kkkk kkrc kkre kkrk kkrr kkuu krcc krce krcu krec kree krek kreu krkc krke krkk krkr krku krrc krre krrk krrr kruc krue kruk krur kucc kuce kucr kuek kueu kuke kukk kuku kure kurk kurr kuru kuuk kuur kuuu rccc recc rece reck recr recu reek reke rere reru reue reuk reuu rrrr ruce ruck ruer ruke rukk ruku rurc rure ruru ucrc ukcc ukek ukeu ukrc ukur ure- urke urre uruk urur uuuu

ccccc ceere cerc- cerce cerec cerer cerke cerre crece creek creer creke creu- creue cruce cruck cruke crure cucuk cuker curce curer curre ecker eecke eeeee ekker ekuku ekuru erere erkec eruke eucre eurre kecer keere kekec kerek kerre kreek kreke kreuk kucer kucuk kukec kukur kurek kurku kurre kuruc kuruk recce recke recue recur reece reere rekke rere- reree reuer rucer ruere rukke rurec u-cee uceku ukeke urker uruce urucu uuuuu

ceecee ceruce creeke currer keeker kereru kerker kerkuk keuruu kreker kukere kurkcu kurree kururu recrue recuer recure reeker reuere rucker rurkee uecker

currere erukkur kee-kee kreeker kurkure recurer rekeure

cekerek cucurucu curucucu kukukuku kukuruku kurukuru recurrer rekeuere

keek-keek

kukkurukuu

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