Here is a rough example:
Input/Ouput/file name
1,1,FileA
1,2,FileA
1,2,FileB
1,2,FileC
1,3,FileA
1,3,FileB
2,2,FileA
2,2,FileB
2,3,FileA
3,1,FileC
For a specific I/O I want it to return just the file names that pertain to it.
Example: I/O = 1,1
I want it to return just FileA in the list box...