What themes are evident in the book aminata by Imbuga?

It appears you're asking about a book titled "Aminata" by a writer named Imbuga. However, there isn't any widely known or published book with that title and author.

It's possible that:

* The book title or author name is slightly different. Could you double-check the spelling or provide more context about the book?

* The book is a lesser-known or unpublished work. If this is the case, it might be difficult to find information about its themes without more details.

To help me find the correct book and answer your question, please provide:

* Full title of the book: Is it "Aminata" or something else?

* Full name of the author: Is it "Imbuga" or a different name?

* Any additional information you have about the book: Genre, publication date, or any other details.

Once I have this information, I can help you identify the themes present in the book.