They are disgusted with the difficult trading must use carriages crossing the mountains with a very far distance.They want to come back to the same route.If not, then they will leave us.
They were disgusted with the trade difficulties that require a chariot across the mountains with distances much they want to take the same route , if not, then they will leave us.
They are disgusted with the trade hard to use the carriage across the mountains with distance.They want to use the same lanesIf otherwise, then they will leave us.