Looking on the internet deeply has found these results:

What were you doing? is the most popular phrase on the web.

What was you doing? Do sport 10 results on the web	What were you doing? 1130,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	Sep 8, 2003 ... Is there a difference between the two interrogatives: (1)What did you do yesterday ? and (2)What were you doing yesterday ? A related ... What were you doing yesterday? (reply) I was cleaning the garage. Veteran Member20,915. Moderator: A super user who takes care of the forums. You have the ... What were you doing this time yesterday? What were you doing this time two days ago? What were you doing at 8 o'clock this morning? What were you doing ... Apr 29, 2012 ... Lesson: A brief lesson in which students ask each other 8 questions, beginning " What were you doing... ?" (at a specific time in the past), using ...

What was you doing? Do sport

10 results on the web

What were you doing?

1130,000 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

Sep 8, 2003 ... Is there a difference between the two interrogatives: (1)What did you do yesterday ? and (2)What were you doing yesterday ? A related ...
What were you doing yesterday? (reply) I was cleaning the garage. Veteran Member20,915. Moderator: A super
user who takes care of the forums. You have the ...
What were you doing this time yesterday? What were you doing this time two days ago? What were you doing at 8 o'clock this morning? What were you doing ...
Apr 29, 2012 ... Lesson: A brief lesson in which students ask each other 8 questions, beginning " What were you doing... ?" (at a specific time in the past), using ...