"the spread of diseases" is a correct and usable phrase in written English. For example, "It is important to take precautions to prevent the spread of diseases.".
The US has many advantages in combating the spread of diseases.
Daniel Bye's Going Viral, considers the spread of diseases and ideas, at the Tron in Glasgow.
The consequences have included the spread of diseases like AIDS and civil wars.
As an epidemiologist, I spent a lot of my time studying the spread of diseases.
The spread of diseases like malaria is also reported to be on the rise.
The disappearance of this still mysterious civilization correlates with the arrival of the conquistadores in the Amazon and the spread of diseases.
The rest of it sits on the streets, increasing the spread of diseases and clogging up drains which can lead to flooding.
When I feel like I can't trust my brain 100%, Ludwig really comes in handy. It makes me translate and proofread faster and my output more reliable.
Claudia Letizia
Head Translator and Proofreader @ organictranslations.eu