You can find the user's ID (click on his/her profile) - yours is 2881. Then do a search in the ordinary search box. You will probably find that the user number is already filled in, in the search box:
You can then add
deleted:yes to search for deleted posts (if you have enough reputation):
Or, you can search for closed questions with
You can filter this even more by adding the
user:2881 closed:1 is:question
A user that keeps asking low-quality questions will probably eventually encounter a question-asking block, as part of Stack Exchange's system for keeping questions of good quality. See What can I do when getting “We are no longer accepting questions/answers from this account”?