sentence: Normally , more than 1 egg is taken from the mother so that the eggs can be stored and used later if the pregnancy is unsuccessful or so that more than one can be fertilised at the same time to increase the chance of a successful pregnancy .
modified: Normally more than 1 egg is taken from the mother so that the eggs can be stored and used later if the pregnancy is unsuccesful or so that more than one can be fertilised at the same time to increase the chance of a succesful pregnancy .
transformation: PUNCT, SPELL, SPELL