1.   It is interesting to speculate on the possible reasons for his total obscurity during the intervening years of the Restoration.

2.   The competition has helped some aspiring writers to emerge from total obscurity.

3.   Not to suggest Janoff and Wolfe have labored in total obscurity.

4.   The story, which is actually a rather good one, is hard-boiled, convoluted and opaque, often to the point of total obscurity.