Eight posts into this thread and you still need this? READ IT!
3. Attach minimal versions of all the relevant files
How can you expect an answer otherwise?
In this case, a GH file with the three curves internalized would be a minimum requirement. The mesh they were created from might also come in handy.
P.S. On second thought, I see that you have created four threads here so far, none of them with a GH file posted, despite being asked repeatedly. Ignore that convention and you will be ignored.