How many words are in Louisiana?

Words that can be made from the letters in 'Louisiana' are:

1. a
2. ail, ails
3. alas
4. alias
5. also
6. an
7. anal
8. anus
9. as
10. I
11. in, ins
12. ion, ions
13. is
14. la
15. lain
16. lanai
17. liaison
18. lion, lions
19. lo
20. loan, loans
21. loin, loins
22. nail, nails
23. nasal
24. nil
25. no
26. oil, oils
27. on
28. onus
29. sail
30. salon
31. sauna
32. silo
33. sin
34. slain
35. snail
36. so
37. soil
38. son
39. soul
40. sun
41. ulna
42. us