What are the main units in Ocean New Village Community? Can you introduce them separately?

Ocean New Village Community is a multi-storey building. A building has two households and one staircase, three households and one staircase, and four households and one staircase. There are few households in one staircase, and the two sides are connected north and south. Room 0 1 north and south, room 02 double south. 0 1 room is two rooms, north and south, room 02 is one room, facing south, room 03 is two rooms, double south. One staircase with four households, 0 1 room is one room, facing south, 02 room is one room, facing south, 03 room is one room, facing south, 04 room is two rooms, one south and one north.