不在话下

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.

在 = 一 + 亻 + 土 : Zorro (z) and Rosa Luxemburg (亻) exist (在) in the airplane's bathroom (ai4). Rosa is in the middle of balancing a flute (一) on her head and on a pile of clay (土). Zorro uses his rapier to inscribe "Z" into the flute, so as to mark that the pronunciation of "在" begins with "z".

话 = 舌 + 讠 : Helga Horse can't talk at all right now, because her tongue is stuck on an advertisement column in the ashram's bathroom. In an ad on the advertising column, two people were discussing a depicted beautiful carrot; Helga thought it looked so tasty she had to lick it, and now her tongue is stuck.

话 = 舌 + 讠 : Helga Horse can't talk at all right now, because her tongue is stuck on an advertisement column in the ashram's bathroom. In an ad on the advertising column, two people were discussing a depicted beautiful carrot; Helga thought it looked so tasty she had to lick it, and now her tongue is stuck.

下 = 一 + 卜 : Mnemonic symbol: from the up/down logic, and a little bit the shape of the character, a ladder.

Xi Shi (xi) is on a retreat in the ashram. Using a voodoo staff (卜), she divined that next (下) week she'll have to play the flute (一) sixteen hours per day. Because she hates playing the flute, she climbs over the ashram's bathroom (a4) wall using a ladder (下) to escape.