-er c-- c-j ccc cce ccj ccr ccs cct ccu ce- cec cee cej cer ces cet ceu cjc cjr cjs crc cre crj crr crs crt cru csc cse csj csr css cst csu ctc cte ctr cts ctt ctu cuc cue cur cus cut cuu ec- ecc ece ecj ecr ecs ect ecu eec eee eer ees eet ejc ejt eju erc ere err ers ert eru es- esc ese esr ess est esu etc ete etj etr ets ett etu eu- euc eue euj eur eus eut jcc jce jcr jcs jct jcu jec jee jej jer jes jet jeu jjc jjj jjr jjs jju jrc jrr jrs jrt jsc jse jsj jsr jss jst jsu jtc jte jtr jts jtt jtu jue jur jus jut rcc rce rcj rcr rcs rct rcu re- rec ree rer res ret reu rjc rjr rrc rrr rrs rrt rru rsc rse rsj rsr rss rst rsu rtc rte rtj rtr rts rtt rtu ruc rue rur rus rut ruu scc sce scj scr scs sct scu se- sec see sej ser ses set seu sjc sje sjj sjr sjs sjt sju sr- src sre srj srr srs srt ss- ssc sse ssj ssr sss sst ssu stc ste stj str sts stt stu suc sue sur sus sut suu tcc tce tcj tcr tcs tct tcu te- tec tee tej ter tes tet teu tjc tje tjr tjs tju trc tre trr trs trt tru tsc tse tsj tsr tss tst tsu ttc tte ttr tts ttt ttu tuc tue tuj tur tus tut tuu ucc uce ucj ucr ucs uct ucu uec uee uer ues uet ujc ujs ur- urc ure urr urs urt uru usc use usj usr uss ust usu utc ute utj utr uts utt utu uuc uue uur uus uut uuu