Ключевые слова: analysing, availability, bar, browsing, business, communication, concept, connection, content, data, development, device, digital, engine, hand, icon, internet, learning, management, marketing, media, network, office, online, optimization, optimize, place, research, screen, search, seo, site, strategy, symbols, tablet, technology, update, using, web, website, wireless, word, work, worker, working, www,