The specific steps are as follows:

Step 1: draw six ellipses, arrange them as shown in the figure, combine them in the path finder, and adjust the colors;

Step 2: copy the graphics as shown in the figure, select all the graphics, use the blending tool CTRL+ALT+B to blend, and select a smooth color;

Step 3: Draw a circle and copy it as shown;

Step 4: Select all graphics, use the blending tool CTRL+ALT+B to blend, and select smooth colors;

Step 5: Combine all the figures, add points, and copy several equal proportions to reduce or enlarge, and the combination will be successful!