I think I’ve finally figured out my set layouts with two of them being modified to create another two layouts. I do try to make little changes so that they don’t look them same and make sure not to repeat a layout straightaway.
Pentel EnerGel RTX Gel Pen, Needle Point, 0.5 mm [black] – link
Copic Multiliner SP Pen Brush Tip Zebra Mildliner [black] – link
Zig Clean Color Dot Double-Sided Marker [402 Kiwi] – link
Tombow Dual Brush Pen [126 Light Olive] – link