This crossword has been dis-barred. It's a good thing the cryptic part of each 2-letter clue references certain cell positions.
This crossword uses bars to separate words instead of dark cells.
When filling out the grid, keep in mind the given list is complete, and consider how many cells must have two words going through them.
This should help if you're stuck on any of the clues, or not sure where to start when filling out the grid.
Once the grid's done, make sure you've entered all the missing bars. They'll tell you how to extract the answer from the completed grid.