Sometimes ciphers shift each letter by word position number. Word1: t t b y q (positions 1–5) Shift back by pos: t(19)-1=18→s, t(19)-2=17→q, b(1)-3=-2→24→y, y(24)-4=20→u, q(16)-5=11→l → sqyul — not right.
But mhkr with h=r, k=a, r=t, m unknown: m r a t → ‘mrat’? Could be ‘mart’ if m→m? ‘mart’ yes. ttbyq wyak mhkr akhr asdar
ttbyq reversed = qybtt — nonsense. Reverse letters in each word then Atbash? Sometimes ciphers shift each letter by word position number
Frequency: t=2, t=2, b=1, y=2, q=1, w=1, y=2, a=4, k=3, m=1, h=2, k=3, r=2, a=4, k=3, h=2, r=2, a=4, s=1, d=1, a=4, r=2. ttbyq wyak mhkr akhr asdar