c-- ccc cce cco ccs cct ccu ce- cec cee ceo ceq ces cet ceu co- coc coe coo coq cos cot cou cqc cqo cqs cqt csc cse cso csq css cst csu ctc cte cto ctq cts ctt ctu cuc cue cuo cuq cus cut cuu ec- ecc ece eco ecq ecs ect ecu eec eee eeo ees eet eo- eoc eoe eoo eoq eos eot eou eqe eqq eqs eqt equ es- esc ese eso esq ess est esu etc ete eto ets ett etu eu- euc eue eus eut oc- occ oco ocs oct ocu oec oee oeo oes oet oo- ooc ooo oos oot oqo os- osc ose oso osq oss ost osu ot- otc ote oto ots ott otu ou- ouc oue ouo ous out qcc qco qcs qct qec qee qeo qet qoo qos qqq qqu qsc qso qst qtc qto qtq qts qu- que quo qus qut scc sce sco scs sct scu se- sec see seo seq ses set seu soc soe soo soq sos sot sou sqq sqs ss- ssc sse sso ssq sss sst ssu stc ste sto stq sts stt stu suc sue suo suq sus sut suu tcc tce tco tcs tct tcu te- tec tee teo teq tes tet teu to- toc toe too toq tos tot tou tqo tsc tse tso tsq tss tst tsu ttc tte tto tts ttt ttu tuc tue tuo tus tut tuu ucc uce uco ucs uct ucu uec uee ues uet uoc uoe uoo uos uot usc use uso uss ust usu utc ute uto uts utt utu uuc uue uus uut uuu