"many dramatic changes" is correct and usable in written English.
It can be used as a noun phrase to describe a situation where there have been numerous significant changes. Example: "The company underwent many dramatic changes in the past year, including a new CEO, a shift in company culture, and the introduction of new products."
The 13th century saw an already changing technology undergo many dramatic changes.
Our society is undergoing many dramatic changes.
Over geologic ages there have been many dramatic changes in climate that have affected distribution and even the survival of many life forms.
Ruth's battle against cancer offers a rare glimpse into the many dramatic changes in medicine and attitudes toward research that have occurred in just half a century.
"It's finer details which get you over the line, not too many dramatic changes but slight improvements here or there".
The global economy is expanding: The global economy has experienced many dramatic changes over the last 25 years.
Don't make drastic changes to your label based on a few customer opinions, though.Too many sudden, dramatic changes could cause your customers to question your brand image.[24].[24]
So many proposals for dramatic changes have failed over the years that many of the village's 23,000 residents remain skeptical about the future.
Many fishes show dramatic changes in coloration during courtship.
Leaves of non-angiosperms have consistently averaged close to 2 mm mm -2) throughout 380 mm -2on years of evoluthroughoutte a complex history that has involved four or more independent origins of laminate leaves with many veins and dramatic changes in climate and atmospheric composition.
Advances in therapeutics have been less dramatic and are less obvious, but are nevertheless present; there have perhaps not been many (or any) dramatic changes that have altered critical care practice overnight, but, rather, evolution has come in a succession of small forward-moving steps [ 1].
