Anyone want to translate all of these and more for the curious reader? The letters must actually correspond to real words. Let's find out what they are. If I've missed some, please copy the list and add.
AX -
AR -
DH -
FX -
GS -
HT -
LX -
MX -
RC -
RX -
SC -
SG -
SL -
SX -
TX -
ZX -
AX -
AR -
DH -
FX -
GS -
HT -
LX -
MX -
RC -
RX -
SC -
SG -
SL -
SX -
TX -
ZX -