-er -ic c-- ccc ccd cce cci ccm ccr ccs cct ccu cdc cdd cde cdi cdm cdr cds cdt cdu ce- cec ced cee cei cem cer ces cet ceu ci- cic cid cie cii cim cir cis cit ciu cmc cmd cme cmi cmm cmr cms cmt cmu crc crd cre cri crm crr crs crt cru csc csd cse csi csm csr css cst csu ctc ctd cte cti ctm ctr cts ctt ctu cuc cud cue cui cum cur cus cut cuu dcc dcd dce dci dcm dcr dcs dct dcu ddc ddd dde ddi ddm ddr dds ddt ddu de- dec ded dee dei dem der des det deu di- dic did die dii dim dir dis dit diu dmc dmd dme dmi dmm dmr dms dmt dmu drc drd dre dri drm drr drs drt dru dsc dsd dse dsi dsm dsr dss dst dsu dtc dtd dte dti dtm dtr dts dtt dtu duc dud due dui dum dur dus dut ec- ecc ecd ece eci ecm ecr ecs ect ecu ed- edc edd ede edi edm edr eds edt edu eec eed eee eem eer ees eet eic eid eie eii eim eir eis eit eiu em- emc emd eme emi emm emr ems emt emu erc erd ere eri erm err ers ert eru es- esc esd ese esi esm esr ess est esu etc etd ete eti etm etr ets ett etu eu- euc eud eue eui eur eus eut i-d icc icd ice ici icm icr ics ict icu idc idd ide idi idm idr ids idt idu ie- iec ied iee iei iem ier ies iet iic iid iie iii iim iir iis iit iiu im- imc imd ime imi imm ims imt imu ir- irc ird ire iri irm irr irs irt iru is- isc isd ise isi ism isr iss ist isu itc itd ite iti itm its itt itu iu- iuc iud iue iui ium iur ius iut m-r mc- mcc mcd mce mci mcm mcr mcs mct mcu mdc mdd mde mdi mdm mdr mds mdt mdu mec med mee mei mem mer mes met meu mi- mic mid mie mii mim mir mis mit miu mmc mmd mme mmi mmm mmr mms mmt mmu mrc mrd mre mri mrm mrr mrs mrt mru msc msd mse msi msm msr mss mst msu mtc mtd mte mti mtm mtr mts mtt mtu muc mud mue mui mum mur mus mut muu rcc rcd rce rci rcm rcr rcs rct rcu rdc rdd rde rdi rdm rdr rds rdt rdu re- rec red ree rei rem rer res ret reu ric rid rie rii rim rir ris rit rmc rmd rme rmi rmm rmr rms rmt rrc rrd rri rrm rrr rrs rrt rru rsc rsd rse rsi rsm rsr rss rst rsu rtc rtd rte rti rtm rtr rts rtt rtu ruc rud rue rui rum rur rus rut ruu scc scd sce sci scm scr scs sct scu sdc sdd sde sdi sdm sdr sds sdt sdu se- sec sed see sei sem ser ses set seu sic sid sie sii sim sir sis sit siu smc smd sme smi smm smr sms smt smu sr- src srd sre sri srm srr srs srt ss- ssc ssd sse ssi ssm ssr sss sst ssu stc std ste sti stm str sts stt stu suc sud sue sui sum sur sus sut suu tcc tcd tce tci tcm tcr tcs tct tcu tdc tdd tde tdi tdm tdr tds tdt tdu te- tec ted tee tei tem ter tes tet teu tic tid tie tii tim tir tis tit tiu tmc tmd tme tmi tmm tmr tms tmt tmu trc trd tre tri trm trr trs trt tru tsc tsd tse tsi tsm tsr tss tst tsu ttc ttd tte tti ttm ttr tts ttt ttu tuc tud tue tui tum tur tus tut tuu ucc ucd uce uci ucm ucr ucs uct ucu udc udd ude udi udm udr uds udt udu uec ued uee uei uem uer ues uet uic uid uie uii uim uir uis uit uiu um- umc umd ume umi umm umr ums umt umu ur- urc urd ure uri urm urr urs urt uru usc usd use usi usm usr uss ust usu utc utd ute uti utm utr uts utt utu uuc uue uum uur uus uut uuu