The best replacement for copies is copy's.

The best alternatives to copies are rated as following:
★★★★★  copy's
★★★★  soft copies
★★★  snapshots
★★★  copies
★★  hard copies
★★  backup sets
★★  originals
★  copy grammar
★  electronic copies

Your alternative for copies is not listed? Suggest!
Speaking about copies, one probably shouldn't forget about selectable titles.

Other search terms related to copies and their ratings are:
★★★★★ selectable titles
You have in mind a companion for copies and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of copies in all years. Click on graph for more.
copies
copy's
soft copies