两不相欠

两 = 一 + 从 + 冂 : Li Qingzhao is on a treasure hunt in the anglepod, following a secret map she found. Finally she found a treasure chest guarded by a rubber chicken which she has to overcome. Luckily, the map mentions a tune that Li Qingzhao plays on her flute, and thus bewitching the rubber chicken. The rubber chicken releases the treasure chest, which is full of taels of gold.

不 = 丆 + 卜 : Bruno Bear (bu) is setting up a wind wheel (丆) with a voodoo staff (卜) in the space station's bathroom (Ø4). He also puts a "forbidden" sign (mnemonic symbol for 不) on it, to make clear that it may not (不) be stopped.

相 = 木 + 目 : Mnemonic symbol: I take "eye" and "tree" as resembling an ent, an alive tree. Xi Shi (xi) portrays (相) an ent (相) in the anglepod's bathroom (ang4). Unfortunately she's really bad at painting, and her portrait resembles more a Christmas tree (木). The Eye of Providence (目) enters and, just from the shape of the Christmas Tree, instantly recognizes its own portrait (相).

欠 = ⺈ + 人 : The Queen of Hearts (qi) is pretty annoyed by Neanderthal Man (人), who is quarreling with the crane (⺈) in the anthill's bathroom (an4). Neanderthal Man (人) owes the crane money, and the crane is waving with his IOU note (mnemonic symbol for 欠).