Only bad understanding that leads to bad translation.

It was wrong politics, wrong economics, wrong understanding of the world.

having a poor understanding of the benefits of treatment

Is it a lack of understanding of our market conditions?

Poor reading fluency and/or poor reading comprehension / reluctant reader

Difficulty with language Problems understanding spoken language, poor reading comprehension

General avoidance of reading, and/or poor reading comprehension

Problems understanding spoken language, poor reading comprehension

That's an example of a poor understanding of mathematics.

But we have a poor understanding of their toxicity.

Achieve a correct understanding of what unit testing is

That is a serious mis-understanding of the Hebrew Scripture.

This certainly is not a correct understanding of karma.

Is it that people misunderstand the message of religions?

This is an incorrect understanding of this principle.