沙坪壩

沙 = 少 + 氵 : Sherlock Holmes (sh) is selling bottles (氵) in front of the ashram (a1). Smiley (少) comes round because thon is very thirsty and buys a bottle, just to find out that it contains only sand (沙).

坪 = 土 + 平 : Pocahontas (pi) wants to recreate the plains (坪) of her home in the engine's kitchen ((e)ng2) to build a brand new Indian graveyard. To this end she layers the plain sheet by sheet through roasting dirt (土) in a pan (平) until it is flat (平).

坝 = 土 + 贝 : The crab (贝) wants to use the ashram's bathroom (a4), but Beelzebub (b) built a dike (坝) made out of dirt (土) and the crab is unable to overcome the dike.