mahjong 21The most common being the 3-tile-match mahjong or triple mahjong, and 3D mahjong. 3-tile match Triple Mahjong - This has the same rules as Mahjong solitaire regarding free tiles thatMahjong (sometimes spelled Mahjongg) in its orinal form was created in China during the late 1800's, but has through the years gained world-wide popularity. Our version is the solitaire