Sichuan accent? Well, it's a little difficult. Do you think I can do it? 1, Greek letters: α-α β-β γ-γ δ ∴-so √- kesei ψ-kesai ω-enigma ga μ-miyo λ-nanmuhits σ-sigma τ-set φ-fai 2, mathematical operator: ∏-multiplication ∏.