Any unmarried woman turning up pregnant would find hell on earth. As we have seen here in the U.S., Canada and Europe, they are quite enthusiastic about their "Honor Killings."
Wealthy and powerful men marry as they can afford. Poor men take what they can get. They tend to marry first cousins. Often, two closely related men will agree to "trade" sisters or daughters to marry.
Contrary to what the liberals tell you, it is not a "beautiful and sophisticated" culture.
***shudder***