it is important of

This entry was created in response to a student writing:

It is vitally important of making sure  that all

In fact, ensure is a stronger collocate here than make sure. The re-usable link is https://ske.li/ikg and looks like this:

 

Since this concordance is rather limited in use (although make sure/ensure collocates with important to), it seems helpful to expand it to show other possible verbs (though again important is the most common in BAWE) and following verbs. The re-usable link for this is https://ske.li/ikj and it looks like this:

 

Another, shorter, link is https://ske.li/itisimportant. It looks like this: