The most significant decrease in the Sci/Tech/Med area, based on a combination of large number of titles treated and size of decrease, was Computer science .
(titles; treated; ) (The most significant decrease in the Sci/Tech/Med area, based on a combination of large number of titles; was; Computer science)
titles The most significant decrease in the Sci/Tech/Med area, based on a combination of large number of titles
treated was
Computer science