It's possible that:
* This information is private. People's personal lives, especially marriage records, are often not shared publicly.
* The names are misspelled. A slight error in the spelling could make it difficult to find any information.
* There is a misunderstanding. Perhaps you are thinking of someone else, or there is a mistake in the information you have.
If you have more details, like a location or time period, it might be easier to search for information.