-th b-u bbb bbc bbe bbh bbs bbt bbu bcb bcc bce bch bcj bcs bct bcu be- beb bec bee beh bes bet beu bhb bhc bhe bhh bhj bhs bht bhu bjc bjj bjs bjt bju bsb bsc bse bsh bsj bss bst bsu btb btc bte bth bts btt btu bub buc bue buh buj bus but buu c-- c-j cbb cbc cbe cbh cbj cbs cbt cbu ccb ccc cce cch ccj ccs cct ccu ce- ceb cec cee ceh cej ces cet ceu ch- chb chc che chh chs cht chu cjb cjc cjs csb csc cse csh csj css cst csu ctb ctc cte cth cts ctt ctu cub cuc cue cuh cus cut cuu ebb ebc ebe ebh ebj ebs ebt ebu ec- ecb ecc ece ech ecj ecs ect ecu eeb eec eee ees eet ehb ehc ehe ehh ehs eht ehu ejc ejt eju es- esb esc ese esh ess est esu etb etc ete eth etj ets ett etu eu- eub euc eue euj eus eut hbb hbc hbe hbh hbj hbs hbt hbu hcb hcc hce hch hcj hcs hct he- heb hec hee heh hej hes het heu hhb hhc hhe hhh hhj hhs hht hhu hjs hjt hsb hsc hse hsh hsj hss hst hsu htb htc hte hth htj hts htt hub huc hue huh huj hus hut huu jbc jbj jbs jbt jbu jcb jcc jce jch jcs jct jcu jeb jec jee jeh jej jes jet jeu jhc jhe jhj jhs jht jhu jjb jjc jjj jjs jju jsb jsc jse jsh jsj jss jst jsu jtb jtc jte jth jts jtt jtu jub jue juh jus jut sbb sbc sbe sbh sbj sbs sbt sbu scb scc sce sch scj scs sct scu se- seb sec see seh sej ses set seu sh- shb shc she shh shs sht shu sjb sjc sje sjh sjj sjs sjt sju ss- ssb ssc sse ssh ssj sss sst ssu stb stc ste sth stj sts stt stu sub suc sue suh sus sut suu tbb tbc tbe tbh tbj tbs tbt tbu tcb tcc tce tch tcj tcs tct tcu te- teb tec tee teh tej tes tet teu th- thb thc the thh ths tht thu tjc tje tjs tju tsb tsc tse tsh tsj tss tst tsu ttb ttc tte tth tts ttt ttu tub tuc tue tuh tuj tus tut tuu ubb ubc ube ubh ubs ubt ubu ucb ucc uce uch ucj ucs uct ucu ueb uec uee ueh ues uet uhb uhc uhe uhh uhj uhs uht uhu ujc ujs usb usc use ush usj uss ust usu utb utc ute uth utj uts utt utu uuc uue uus uut uuu