2. Or draw a fishbone and an eye respectively, the shapes are curved and round, and then select all the shapes at the same time, and right-click to select the combination.
3. Using curve and ellipse tools, draw the longitudinal fishbone and some necessary circles respectively, and determine them according to the needs of analysis.
4. Select the shapes you just drew, right-click to merge them, and then click Shape Fill in the drawing tool to select unfilled colors.
5. Click on the text box, select the drawing text box, and enter the text in the fishbone, such as external cause and internal cause.
I hope I can help you!