下设

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.

设 = 殳 + 讠 : Recently Sherlock Holmes had less and less customers, so he wants to set up an advertising campaign. He starts in the elevator's bathroom setting up an advertising column. It is lying on the floor, and Sherlock tries to lever it up using a halberd.