! Type in unicode polytonic Greek using beta code as indicated below:
Combine punctuation marks when necessary e.g. )/a => ἄ
/a => ά | \a => ὰ | =a => ᾶ | )a => ἀ |
(a => ἁ | !a => ᾳ | +i => ϊ | h => η |
q => θ | x => χ | c => ξ | z = ζ |
j => ψ | w => ω | s => σ, ς |
σύ
(sing. nom. σύ, gen. σοῦ, dat. σοί, ac. σέ; pl. nom. ὑμεῖς, gen. ὑμῶν, dat. ὑμῖν, ac. ὑμᾶς; dual nom. ac. σφῶϊ e σφώ, gen. dat. σφῶϊν e σφῷν) pron. pes. de 2a pes. tu; pl. vós.