"two years afterwards" is a correct and usable phrase in written English.
It is used to indicate a time period of two years after a certain point in time. For example, "We returned to the same restaurant two years afterwards, and it was just as good as we remembered."
I became mayor; two years afterwards I became a dad again.
They also raised the risks of the Department of Health "repeatedly raiding" the NHS's capital budget in recent years and the decision to give the NHS only tiny budget increases in 2017-18 and in the two years afterwards.
Two years afterwards, he married Thea Von Harbou, his co-scriptwriter with whom he worked closely on Metropolis; they later became estranged when she found solace in the Nazi party.
"The prime minister should clarify soonest when she is serving article 50, which should be no later than the first quarter of 2017, and that we will leave no later than two years afterwards, with or without an EU deal".
I don't think anyone would have believed that two years afterwards, when you look at all that the international community has said and done, and at all the money that has been raised around the world, it would be such a bad situation for hundreds of thousands – if not millions – of people.
Phippen said that finals today contain too much finality in the eyes of those taking them: "At this point in time the exams seem like the most important thing – however, two years down the line people realise that the exams they did at university aren't very important at all, as what then becomes more important is what you have done within those two years afterwards".
Watson pointed out that she amended it "seven or eight years afterwards".
Five years afterwards, Jeremy wrote another controversial play for the BBC.
"Whereas IBM didn't publish the paper for another five to ten years afterwards, and then they dismantled Deep Blue.
For five years afterwards he struggled with a follow-up, a massive novel called Fountain City, which he eventually abandoned.
It was four years afterwards, in 1987, that Keflezighi, then twelve years old, fled the land of his birth, Eritrea, and immigrated to this country.
