Он выразил сожаление, что заставил

Он выразил сожаление, что заставил меня ждать так долго, но добавил, что это была не его вина, так как его задержали.

Результаты (английский) 1:

He expressed regret that made me wait so long, but added that it was not his fault, since he was detained.

Результаты (английский) 2:

He expressed regret that made me wait so long, but added that it was not his fault, because he was detained.

Результаты (английский) 3:

He expressed his regret that forced me to wait so long, but he added that this was not his fault, as he was detained.