bbbb bbdd bbeb bcbc bcbp bccc bcde bcec bcpp bdbc bddc bdpc bebb bebe bede beeb beed beep bpcp c-cd cbbc cbcc cbce cbcp cbdb cbdc cbec cbee cbpc cbpp ccbc cccb cccc cccp ccdc ccdp cced ccee ccpe ccpp cd-e cddb cdec cebp cec- cece cecp cedd cede ceeb ceec cepc cepe cepp cpbc cpce cpeb cpep cppd dbcc dbcp dbpc dbpd dcbc dccb dccc dccp dcdb dddd debe dec- decc decd dece dedd dede deeb deed deep depc depe depp dpbc dpcp dppc ebbc ebcc ebed ecbc ecbe eccb eccc ecce ecdc eced ecpd ecpp eddc edde eddp ede- eede eeee epcc epec epee eppc eppp pbcc pbed pcbc pccc pcce pcep pcpb pcpp pdcp pece ped- pede peec peed peep pepd pepe ppcc ppcd pppd pppp