51.   The folks at Northwest Trek believe in letting nature take its course.

52.   The first is to allow nature to take its course, as we have just done with Russia.

53.   The idea is to plant them in an unstudied fashion and then let nature take its course.

54.   The principle that nature often takes the path of least resistance has helped physicists cut through other complex phenomena.

55.   The wilderness is land that returns to a normal state where nature takes its course.

56.   The woman wanted to let nature take its course, but during the gestation, the head got so large she was in jeopardy.

57.   Then nature will take over, turning the race into an art form, and the fun will just be starting.

58.   Then sit back and let nature take its course.

59.   Then let nature take its course.

60.   Then, let nature take its course.