心
=
乚
+
丶
:
Marie Curie (xi) uses a shovel (乚) to dig a hole in front of the encampment ((e)n1). She wants to bury her heart (心). To the side are three petal leaves (丶), with which she wants to cover it afterwards.
之
=
丶
+
Z
:
Mnemonic symbol: Sooo sleepy... "zZz" (the character looks like a "Z"). James II of England (zh) fell asleep in front of the space station (Ø1). He sleeps on a big petal leaf (丶), making loud "zZz" (之) sounds.
论
=
仑
+
讠
:
Lenny Lemur (lu) finds an advertising column (讠) in the encampment's bathroom ((e)n4) and on it a discussion (论) of his blackcurrant wine (仑). The discussion (论) is very negative and so Lenny angrily throws blackcurrants at it, messing up the ad.