Sentence examples for and not so easy to understand from inspiring English sources

"They are very expensive, rare and not so easy to understand.

As Aswany said at a recent salon, "The Egyptian is not so easy to understand.

"The American market is not so easy to understand, it has some specialities, so I think someone who comes from America will know better".

What's not going to be so easy to understand is the next one".

Alas, not everything about the trend is so easy to understand.

The clear illustrations made it so easy to understand.

Is it convincing?It's not so easy to say; Obamacare is hard to understand.

"but it's not easy to understand, so many commentators haven't been focusing on it".

They are not necessarily easy to understand, but they are easy to convey; so easy that they can be captured in cliché: Uncertainty is the only certainty, and only hindsight is 20/20.

"He's not easy to understand.

"It's not easy to understand this.