"I could be" is correct and usable in written English.
You can use it to express the possibility of doing something. For example, "I could be anywhere in the world right now, but I chose to stay here and be with my family."
"I feel good that I could be able to stand up for my team," Strickland said.
"Something which I never thought I could be able to say about a plane is: next stop Salina".
So we created a situation where we created like a fake set that people would look at, and then I get at least two takes where I could be able to function".
When we did Sweet Smell I could sense what he was hoping for, which was me to unzip myself, step out, and give him everything I could be able to give him as an actor.
He finished the season strong, but the back pain made Davis wonder if he had a future in the N.B.A. "Two, three months ago, I was really contemplating and thinking about retiring and just asking to be taken care of so I could be able to walk, walk straight or even work out or jog," he said.
… I thought, all of this is happening right here at the University of Kentucky, and I could be able to participate in that," he says.
I'd think, 'You could be able to do that.' " When whites abandoned the dangerous work, he was finally allowed to handle a blowtorch.
"I can't imagine how we could be able to have a single-payer health system here.
Could be able riches by mushroom cultivation.
I thought I could be better able to sift it out than somebody who'd been at Harvard all their life and never been to an Indian Reservation.
A couple of months ago I found English not easy to learn.I took an English course for Toeic test and really confused when I though that I couldn't be able to learn well.
