cast about for something BrE
cast around for something AmE , also: cast round for something

I cast about for an idea and found it across the street.

The only answer was to cast about until I found it.

He had to cast about for the rest of the line that would go with the word.

I stood up and cast about for something to say.

She cast about for something to say to change the subject.

She cast about to find something new to speak of.

He was just casting about, with no idea where they had gone.

They began casting about for an idea last summer, after someone from the show called.

A poor answer, he thought, and cast about for the best way to continue.

She cast about, moving back to Chicago with her husband.

I reached out my arms and cast about all around me.

A couple of times I'd seen him casting about for sign.

I could tell she was casting about for a way to change the subject.

That is when she began casting about for a career change.

He cast about in his mind, trying to recall what had just been said.

He cast about desperately, looking for a place to break through.

I tried again, casting about the full extent of the room.

Again he cast about, seeking to make sense of it.

They cast about for a moment, and then the Bishop saw him.

He cast about desperately, to put her in the wrong.

Could it be someone up above, casting about down here from the surface?

He cast about for something more cheerful to say, and found it.

With time running out fast, I cast about for a solution.

The pack would help her, then cast about for another leader.

He cast about, and saw the pillows on the bed.