This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
I don't know why you limited yourself to five, particularly when one of the five, "chain", is actively discouraged. The "stream" result is also widely used, and those doing a lot of XML work use the "xslt" result type.