地窄人稠

地 = 也 + 土 : Dorothy Gale (di) hates the cleanliness of the space station, so she used an excavator (也) in the space station's bathroom (Ø4) to dig a pile of dirt (土) out of the ground (地) for a mud bath.

窄 = 乍 + 穴 : Mnemonic symbol: a narrow slit of some kind. James II of England (zh) is painting cave paintings (穴) on the walls of the airplane's living room (ai3). He is using a special technique: he pushes the hair of his Mohawk haircut (乍) through a narrow slit (窄) so that when he applies the paint to his hair (to use it as a brush) he doesn't accidentally paint his face.

人 = 丿 + ㇏ : Mnemonic symbol: Neanderthal Man (人). Robinson Crusoe (r-) is looking for snacks in the encampment's kitchen (-en2) when he suddenly spots Neanderthal Man (人). Neanderthal Man offers him a banana (丿), but Robinson Crusoe doesn't trust the present and pokes it with a finger (㇏).

稠 = 禾 + 周 : Charlie Chaplin (ch) is eating a bowl of cereals (禾) in the outhouse's kitchen (ou2). His cereals consist of densely (稠) packed tiny hula hoops (周) made from sugar.