Looking on the internet deeply has found these results:

I was not aware of is the most popular phrase on the web.

I were not aware of 1355,000 results on the web	I was not aware of 1620,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
You were not aware of the perjury when it happened. Details would suggest that they were not aware of the cargo they've stolen. It is "implausible", say MEPs, "that certain European governments were not aware of the activities linked to extraordinary rendition taking place on their territory". Perhaps the Sodan were not aware of such a flaw in the technology. But we were not aware of the immense irresponsibility of the occupiers. I believe that you were not aware of Ghost's plan to compromise us. Were I not completely aware of my duty to my family and my country, I would not have come back tonight. But we were not aware of what was lurking in our mailboxes next day.	I always thought the pebbles were to keep the orchid pot dry. 我一直以为是让兰花一盆卵石干. I was not aware of increased area for evaporation. I was not aware of this research. I was not aware of any such testimony. I was not aware of it. I cannot give you an immediate answer, Mrs Plooij I was not aware of anything I put in my mouth. I was not aware of that. I was not aware of that statute.

I were not aware of

1355,000 results on the web

I was not aware of

1620,000,000 results on the web

More popular!

You were not aware of the perjury when it happened.
Details would suggest that they were not aware of the cargo they've stolen.
It is "implausible", say MEPs, "that certain European governments were not aware of the activities linked to extraordinary rendition taking place on their territory".
Perhaps the Sodan were not aware of such a flaw in the technology.
But we were not aware of the immense irresponsibility of the occupiers.
I believe that you were not aware of Ghost's plan to compromise us.
Were I not completely aware of my duty to my family and my country, I would not have come back tonight.
But we were not aware of what was lurking in our mailboxes next day.

I always thought the pebbles were to keep the orchid pot dry. 我一直以为是让兰花一盆卵石干. I was not aware of increased area for evaporation.
I was not aware of this research.
I was not aware of any such testimony.
I was not aware of it.
I cannot give you an immediate answer, Mrs Plooij
I was not aware of anything I put in my mouth.
I was not aware of that.
I was not aware of that statute.