The phrase 'later since' is not correct or usable in written English.
Instead, you could use the phrase 'ever since then', which means the same thing. For example: I have been feeling better ever since then.
Our goodbye was like a heartfelt "see you later," since we knew we surely would.
"It saves time later," since she knows she need not follow up.
They divorced some 20 years later; since then she has been engaged to the Parisian tycoon Jean-Noël Tassez. Jean-Noël Tassez
He said he had seen more students starting the test prep-aration process later since the advent of computerized tests.
This would only increase their need for another transplant later, since kidneys from deceased donors do not last as long as kidneys from living ones.
For a variety of reasons (of which more later), since the early 1990s Switzerland's income per head has been almost static.
And some of the government-financed emergency repairs may also be taking place in homes that are at risk for future disasters, including some that may be torn down later since they are too prone to flooding.
It was the first time that Schoeneweis pitched with a lead in the seventh inning or later since June 24, and even then the Mets led by eight runs.
There was some concern that he would be unable to play in the Super Bowl two weeks later, since a player normally misses six to eight weeks with that type of injury.
Native to Asia, Phasianus colchicus arrived in the British Isles around the 10th century, disappeared in the 17th century and returned 200 years later, since when the exotic visitor has been bred and hunted with metronomic regularity.
