141107, 260116, 260117, 261502, 261520, 261521, 261702, 280105 - Key rings, with or without keys. Circles touching or intersecting. Two concentric circles. Plain single or multiple line polygons. Polygons inside another polygon. Polygons that are completely or partially shaded. Wavy line(s), band(s) or bar(s). Inscriptions in Greek characters, including the following: Α α Β β Γ γ Δ δ Ε ε Ζ ζ Η η Θ θ Ι ι Κ κ Λ λ Μ μ Ν ν Ξ ξ Ο ο Π π Ρ ρ ς Σ σ Τ τ Υ υ Φ φ Χ χ Ψ ψ Ω ω.