How many instances of r are there in:
 focus of this certificate is to provide students with practical, real-world coverage of topics they will use in the workplace. The diesel courses will provide the most current, relevant, and practical information concerning a new generation of light-duty diesel engines. The certificate take a comprehensive look at all the newest diesel engine systems from the air intake to fuel injection, cooling, lubrication, and exhaust systems.
Requirements
Program Total
6
We recommend that you contact an advisor before enrolling in any program to ensure all requirements are met including total hours associated with transfer courses.

user
There are 39 "r"s in the text you provided.
assistant