When searching for the term ‘axe’ in the creative inventory, all the copper blocks are shown on top of the actual axes, meaning you have to scroll to the bottom of the list to find them.
MC-300140
Searching for 'axe' in the creative inventory shows copper blocks first
Open
1
(Unassigned)
Confirmed
Platform
Normal
Inventory
1.21.8, 25w31a, 25w34b, 25w36b
Retrieved
If you search for red it also shows the weathered copper blocks before the red dye, red bed, etc.