Ключевые слова: abstract, art, business, chain, circle, circles, circular, company, computer, concept, connect, connection, corporate, creative, cycle, design, element, emblem, endless, energy, eternity, geometric, geometry, graphic, icon, illusion, illustration, impossible, infinite, interlocking, internet, letter, letter o, logo, logotype, loop, modern, o, object, optical, ring, round, shape, sign, swirl, symbol, technology, trick, visual,