Here are 3 different sayings encoded using the same code:
VBUNPH PTEVNPH, PTEVNPH DBP VW MTFW.
-- SNMMNBY FVBGWFAWBOW, "VWPOJ UN"
NE NF TCEWP EVW DBFW EVBE EVW YBP SVT DBP'E EWMM B MNW EVNPGF VW NF EVW XWFE
LIRHW TC TPW.
-- YBOG ESBNP, "AIRR'PVWBR SNMFTP'F DBMWPRBO"
JTI RNBMWR 5483.
I give up!