No, he can not have her deported. If he believes that she committed marriage fraud, he can make a complaint about her to immigration but if he has no proof and she stayed with him for 2 years after she arrived in Canada, it is very unlikely that anything will happen.
There is currently a new rule about sponsorship stating that if a couple has not been together for 2 years at the time they apply for sponsorship, the PR is conditional based on them still being together 2 years after the sponsored spouse arrived in Canada. However, this is a recent rule change and it is not retroactive and even if it was, since she stayed with him for 2 years, she would not be affected.