"I have some considerable doubts as to whether it will."
That he had placed last in his class would cast considerable doubt on this claim.
These and other reasons have thrown considerable doubt on the document.
The attorney general's action left considerable doubt about whether the case will ever be fully prosecuted.
But the Congress voted 1,365 to 189 to preserve the current name, despite considerable doubt about what it means.
The customs and the meaning of the word has considerable doubt.
"I think at the very least there's considerable doubt about the matter," he said.
We will give them the benefit of considerable doubt for another 10 years.
If such a deal is made, it will not be without considerable doubt about its prospects for success.
But their ability to manage the economy is in considerable doubt.