Exemplar from Springer

"Exemplar searches over 1,900 journals from Springer's collection to find authentic examples of how a word or phrase is used in published literature. Comprehensive coverage includes both current and archival content in all major subject areas including the life sciences, medicine, engineering, mathematics, computer science, business, and law, contributed by some of the world's leading academics in these fields. Exemplar is continuously updated with new content as it is published"