* The name is misspelled. Perhaps you're thinking of a similar name, like "Asa Wilder" or "Asa Wilburn."
* The author is relatively unknown. There could be a lesser-known author with that name who has written books or articles, but they haven't gained widespread recognition.
* The author's work is in a niche area. The author might focus on a very specific subject, like a local history or a specialized scientific field.
To help you find the information you're looking for, could you please clarify:
* What kind of writing are you interested in? (e.g., novels, poetry, academic papers, etc.)
* Do you have any more information about the author? (e.g., approximate time period they were writing, any titles of their work, their nationality)
With more details, I can assist you in finding the correct author and their writings.