The phrase "several occasions where" is grammatically correct and can be used in written English.
It is typically used to introduce a series of examples or instances in which something happened or occurred. Example: There were several occasions where the students' behavior disrupted the lesson and caused the teacher to pause and address the class.
"I started modelling at 14 and there were several occasions where I was put on the spot to take topless photos".
There are several occasions where somebody puts on a gladiatorial contest in memory of a deceased relative who died a number of years previously.
Yet there are several occasions where one wonders whether the story wouldn't actually be more interesting (even dramatic) if told from the point of view of the women who are constantly sidelined.
In each case, according to the advance reports, she describes her role and her views, pointing out, on several occasions, where they differed with those of the White House.
There were several occasions where I nearly dropped out due to the financial strain, and, because I was working shifts in a bar until 4am, I almost failed a core module.
In the late 1980s, Kinlen noted a temporal increase in childhood leukemia in several occasions where previously isolated populations mingled [4 8].
The employee who made the accusation "reported several different occasions where she was present" when the suspect "used a cattle prod on the victim," a police report obtained from the sheriff's office said.
I can think of several occasions, reviewing comedy, where I've both wanted and not wanted to write: she should stick to doing jokes about being Muslim/an ex-social worker/using a wheelchair – that's when she's funniest.
The grand jury report shows that from 1994 through 2008, Sandusky surrounded himself with young boys, not only inviting them to sleep at his house on numerous occasions (where several of them were allegedly molested), but purchasing most of them expensive gifts like golf clubs, a computer, dress clothes, a snow board and hockey equipment.
Smith spent much of his freshman season in Masiello's office, where, on several occasions, tears streamed down his cheeks.
Hundreds of people have been slaughtered in the past few months in savage massacres where, on several occasions, the army was nearby but did not intervene to stop the killing.
