Please provide me illustrations and purpose(s)/application(s) of the following:?

Question

1. spread footing
2. stepped footing
3. sloped footing
4. wall footing
5. footing with pedestal
6. base plate for steel columns
7. unsymmetrical footing
8. rectangular footing
9. rectangular combined footing
10. trapezoidal combined footing
11. irregular combined footing
12. strap footing
13. bridge piers
14. ring foundations
15. mat foundations
16. retaining wall
17. sheet piles
18. cofferdams
19. pile foundations
20. drilled piers or caissons

Answer 1

What you are looking for is called a "book".

Answer 2

You do need to (eventually) learn to do your own searches for material...