Thank you for contacting us and I'd be happy to assist.
To display "worksample" posts related to a "project" post, you'll need a new post view, with post-relationship filter:
1. Please create a new view and set it to show "worksample" posts.
2. In the "Query Filter" section, you'll add a post-relationship filter for the "projects>worksample" relationship and for the related item source select the option "The post with ID set by the shortcode attribute: wpvrelatedto".
( example screenshot: hidden link )
3. You'll need the target "project" post's ID which can be acquired using the item attribute in "wpv-post-id" shortcode:
[wpv-post-id item='@project-task.parent']
4. The last step would be passing this project ID in your newly created view's shortcode, where you'd like to display these related "worksample" posts: