Major, I don't quite understand your interest in this planet.

"At least I understand your interest in me now."

But she says Russia should understand its own interest in cooperation and stability.

We don't necessarily understand his interest in managing our company.

But I fail to understand your interest in all this.

But a moment later, he understood the first officer's interest.

I don't understand their interest in viewing such a record.

Nor did she understand his interest in the past.

"Father, I am at a loss to understand your interest."

And the terrorists understand their own interest in the fate of that country.