Here are 3 different sayings encoded using the same code:
F: GYI DZD XYW VBU ZAUY QRUZLZHZQC ZAUBCCZVBAHB?
Q: NBBMBD CYVZHQC -- Z DZDA'U GQTB QAX RBQC ZAUBCCZVBAHB.
EBBO BMYUZYAQCCX QHUZTB. HQUBR UY XYWR LQTYRZUB ABWRYNZN.
EZADABNN ZN Q CQAVWQVB IGZHG UGB DBQL HQA GBQR QAD UGB JCZAD HQA RBQD.
-- MQRE UIQZA
I give up!