So no. Given the short length, it could be a like “the quick brown fox jumps” but scrambled. But “fry fayr” sounds like “fry fair”.
tnzyl → g m a b o → “gmabo”? Unlikely. Maybe it's “g m a b o” = “gmabo” nonsense. tnzyl mlf aym bwt fry fayr
t (20) + 5 = 25 → y n (14) + 5 = 19 → s z (26) + 5 = 31 mod26 = 5 → e y (25) + 5 = 30 mod26 = 4 → d l (12) + 5 = 17 → q → “y s e d q” → not a word. Let’s check if it's (common on forums): So no. Given the short length