Find the correspondence sets - there are fourteen of them, for example p-p. Reconstruct each of the fourteen protosounds, for example *p. What, if any, are the sound changes that took place in the two dialects? Find the correspondence sets - there are fourteen of them, for example p-p. Reconstruct each of the fourteen protosounds, for example *p. What, if any, are the sound changes that took place in the two dialects