It is already out in trade paperback.

In pamplet form, the typical format in the United States, they are referred to as issues. When several pamphlets are collected and published in one volume, it is referred to as a trade paperback.

A large paperback book is typically called a "trade paperback" or sometimes referred to as a "large format paperback." These books are typically bigger in size compared to regular paperbacks and often have a more flexible cover.

"Comic TP" likely refers to "trade paperback," which is a collection of comic book issues or storylines published in book form rather than individual comic book issues. Trade paperbacks are often used to collect and reprint older or completed story arcs for readers who prefer to have a complete story in one volume.

You can buy Umbrella Academy comics at most major comic book stores, online retailers like Amazon or eBay, or directly from the publisher, Dark Horse Comics. You can also check with your local bookstores or libraries to see if they carry them.