LIFEBELTS

be bi ef el es et fe if is it li si ti

bee bel bes bet bis bit eel efs eft elf ell els fee fes fet fib fie fil fit ifs ill its lee lei les let lib lie lis lit see sei sel set sib sit tee tel tie til tis

beef bees beet bell bels belt best bets bile bill bise bite bits blet eels efts ells else feeb feel fees feet fell felt fest fete fets fibs file fill fils fist fits flee flit ills isle lees leet left leis lest lets libs lief lies life lift lilt list lite lits seel seif self sell sift sill silt site slit teel tees tele tell tels ties tile till tils