Did Voynich manuscript illustrator never see women breasts?

[eggyk]

It is actually possible with small breasts. It may be a surprise to guys who spend too much time online but women with small breasts do exist 

And there are actually many, many types of breasts in the nature:

Precisely, it's possible and honestly.. completely normal. And that image is just of the main examples of what's considered to be "normal". 

It doesn't include larger or pregnant women, who can also have a large variety of shapes and sizes of breasts. And it is certainly not always larger body=larger breasts and vice versa either, although it tends to be the trend of course.