cccc cccl ccee ccel cche cchl cclc cec- cece ceec ceel cehl ceke cel- celc cele cell chce chch chec chee cheh chek chel chlc ckch ckck ckcl clec clee clek e-cl eccc ecce eccl eche echl eeee eeke eele ehcc eheh ehel ehle ekch ekek elce elch elec elee eleh elek elke elle hccc hcch hech heck heek heel hehe heke hele helk hell hhcl hhhh hkcc hkcl kccc kcck kccl kcec kcee kcel kche kchh kchk kchl kckc kckk kckl kclc kcle kclh kclk kcll kech keck keeh keek keel kehk kehl kekc keke kekl kele kelk kell khcc khch khck khec khel khhk khhl khke khkk khlc khle khll kkch kkck kkcl kkhh kkhk kkkk kklc kklh kkll klcc klce klch klck klcl klec klee klek klhc klkc klkk klkl kllc klle kllk lccc lcce lchc lece lech leck leek leel lehe leke lekh lekk lele lell lhec lhee lhhh llcc lllc llll