-er -ic c-- ccc cce cci cck ccm ccr cct ccu ce- cec cee cei cek cem cer cet ceu ci- cic cie cii cik cim cir cit ciu ckc cki ckm ckt cmc cme cmi cmk cmm cmr cmt cmu crc cre cri crk crm crr crt cru ctc cte cti ctk ctm ctr ctt ctu cuc cue cui cuk cum cur cut cuu ec- ecc ece eci eck ecm ecr ect ecu eec eee eek eem eer eet eic eie eii eik eim eir eit eiu ekc eke eki ekr ekt eku em- emc eme emi emk emm emr emt emu erc ere eri erk erm err ert eru etc ete eti etk etm etr ett etu eu- euc eue eui eur eut icc ice ici ick icm icr ict icu ie- iec iee iei iek iem ier iet iic iie iii iim iir iit iiu ikc ike iki ikk ikr ikt iku im- imc ime imi imm imt imu ir- irc ire iri irk irm irr irt iru itc ite iti itk itm itt itu iu- iuc iue iui ium iur iut k-t kcc kce kci kck kcm kcr kct kcu ke- kec kee kei kek kem ker ket kic kie kii kik kim kir kit kiu kkc kke kki kkk kkm kkr kkt kku kmc kme kmi kmk kmm kmt kmu krc kri krk krr krt kru ktc kte ktk ktm ktr ktt ktu kuc kue kui kuk kum kur kut kuu m-r mc- mcc mce mci mck mcm mcr mct mcu mec mee mei mek mem mer met meu mi- mic mie mii mik mim mir mit miu mkc mke mkk mkm mkr mkt mku mmc mme mmi mmk mmm mmr mmt mmu mrc mre mri mrk mrm mrr mrt mru mtc mte mti mtk mtm mtr mtt mtu muc mue mui muk mum mur mut muu rcc rce rci rcm rcr rct rcu re- rec ree rei rek rem rer ret reu ric rie rii rik rim rir rit rkc rke rkk rkm rkt rku rmc rme rmi rmm rmr rmt rrc rri rrk rrm rrr rrt rru rtc rte rti rtk rtm rtr rtt rtu ruc rue rui ruk rum rur rut ruu tcc tce tci tck tcm tcr tct tcu te- tec tee tei tek tem ter tet teu tic tie tii tik tim tir tit tiu tkc tke tkk tkm tkr tkt tmc tme tmi tmk tmm tmr tmt tmu trc tre tri trk trm trr trt tru ttc tte tti ttk ttm ttr ttt ttu tuc tue tui tuk tum tur tut tuu ucc uce uci uck ucm ucr uct ucu uec uee uei uem uer uet uic uie uii uim uir uit uiu ukc uke uki ukk ukr uku um- umc ume umi umm umr umt umu ur- urc ure uri urk urm urr urt uru utc ute uti utk utm utr utt utu uuc uue uum uur uut uuu