In the work, I need to put similar
A1B2C
A2B3C
A3B4C
...
Replace
A1XB2C
A2XB3C
A3XB4C
...
All ABC represents matching fields, 1234 represents irregular numbers, x represents the fields to be added
Find: a {/ z} b {/ z} C replacement: a {1} XB {2} C
problem solved!