If you only knew how I love to go out into a snowstorm like this!
If you only knew how I have been trying to see you," he said.
Oh, Harry," she burst out, "if you only knew how much I wanted to!
If you only knew how terrible it is to see you sit there and say that, and not be able to say yes!
If you only knew how I've tried already, how I've humiliated myself!
If you only knew how full my soul was of night and rebellion since I realised that I had been a mere plaything in the hands of those powerful cardinals.
Oh, Marie, if you only knew; if you only knew how wretched I am!
And if you only knew how grateful I am to you, what sincere affection and reverence I feel for you!
And addressing herself to Madame de Jonquiere, she added: "If you only knew how long we find the time in our fine first-class carriage.
If you only knew how I longed to take you in my arms, and keep you there.
If you only knew how I long for you, and desire you!
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "you only knew how" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.