-er -ic c-- ccc cce cci ccl ccr ccu ccv ce- cec cee cei cel cer ceu cev ci- cic cie cii cil cir ciu civ cl- clc cle cli cll clr clu clv crc cre cri crl crr cru crv cuc cue cui cul cur cuu cuv cvc cve cvi cvl cvr cvu cvv ec- ecc ece eci ecl ecr ecu ecv eec eee eel eer eev eic eie eii eil eir eiu eiv elc ele eli ell elr elu elv erc ere eri erl err eru erv eu- euc eue eui eul eur euv evc eve evi evl evr evv i-v icc ice ici icl icr icu icv ie- iec iee iei iel ier iev iic iie iii iil iir iiu il- ilc ile ili ill ilr ilu ilv ir- irc ire iri irl irr iru irv iu- iuc iue iui iur ivc ive ivi ivl ivr ivu ivv lcc lce lci lcl lcr lcu lcv lec lee lei lel ler leu lev lic lie lii lil lir liu liv llc lle lli lll llr llu llv lrc lri lrr lru lrv luc lue lui lul lur luu luv lvc lve lvi lvl lvr lvv rcc rce rci rcl rcr rcu rcv re- rec ree rei rel rer reu rev ric rie rii ril rir riv rlc rle rli rll rlr rlu rrc rri rrl rrr rru ruc rue rui rur ruu ruv rvc rve rvi rvl rvr rvu rvv ucc uce uci ucl ucr ucu ucv uec uee uei uel uer uic uie uii uil uir uiu ulc ule uli ull ulr ulu ulv ur- urc ure uri url urr uru uuc uue uur uuu uvc uve uvl uvu uvv v-e vcc vce vci vcl vcr vcu vec vee vei vel ver veu vi- vic vie vii vil vir viu viv vl- vlc vle vll vlv vrc vre vri vrr vru vue vul vur vuv vvc vvi vvr vvv