bbbb bbbs bbch bbeb bbhs bcbc bcbs bccc bccs bcec bces bche bchs bcsc bcss bebb bebe beby bech becs beeb bees beey behs bes- bese besh bess besy beye beys bhcc bhhs bscs bseb bsec bsee bses bshs bssc bsse byce bych byes bysb byse byss bysy cbbc cbbs cbcc cbce cbcs cbec cbee cbhs cbsc cbse ccbc cccb cccc cccs ccee cche cchs cchy ccss cebs cec- cece cecs ceeb ceec cees cehs cesc cese cess ceys chce chch chcs cheb chec chee cheh ches chey chhs chsc chse chsh chy- chyc cscb cscc csce csch cscs csec csee cseh cshs csse csys cybb cybc cyc- cycb cycc cycs cyse cyy- cyyc ebbc ebbs ebby ebcc ebes ebhs ecbc ecbe eccb eccc ecce eces eche echs ecsc ecse ecss eeby eecs eeee eees eehs eese eesy ehcc eheh ehhs esbs escb esce esch escs esee eses eshs esse essh essy eyeb eyec eyes eyey eyse hbbs hbes hbhs hbss hcbc hcbs hccb hccc hcch hccs hchs hcsc hcss hebb hebe heby hech hecs heeb hees hehe hehs hesc hesh hess hesy heye heyh heys hhhh hhhs hsbc hscc hses hshs hsse hybe hyce hyhe hyse sbbs sbcc sbcs sbhc sbhs sbse sccc scce sccs sccy scec scee scey sch- sche schh schs scsc scsh scye se-c se-e se-h se-s se-y sebe sebs seby sec- secc sece sech secs secy seeb seec seeh sees seey sehe sehs sesc sese sesh sess seye seyh seys shbs shcc she- sheb shee sheh shes shey shhh shhs shsc shye ssby sscc ssce sscs ssec ssee sses sshs sssb sssc sssh ssss syce sych syes syhe syse syss ybbs yccc ycch ycee yche ycsb yech yees yehe yehs yesh yess yeye yhes ysby ysee yses ysse yssh ysyb yyyy