Review Tracked Changes in a document
To see only some types of changes, on the Reviewing toolbar (choose View -> Toolbars -> Reviewing to display it), choose Show:
Then clear each check box for changes you don't want to see. For example, you might want to see only comments:
To see changes from only some reviewers, on the Reviewing toolbar, choose Show -> Reviewers:
On the Reviewers submenu, clear the check box for any reviewer whose changes you do not want to see.