For what did speculative grammarians search?

Question

What software was acquired by Google in 2007 and used in the process of developing a public data search function that made it easier to find data in a Google search?

Answer 1

A universal grammar, valid for all languages
“Speculative”, reflects the Latin speculum (“mirror”) and a belief that language reflects realities underlying the physical world. Speculative grammar was a linguistic theory of the Middle Ages, especially the second half of the 13th century.