Ключевые слова: achievement, adult, agreement, backgrounds, blue, business, businessman, closeup, colorful, communication, concepts, congratulating, construction, contract, cooperation, corporate, drawing, friendship, gesturing, greeting, hand, hands, handshake, hello, holding, human, ideas, illustration, industry, males, manager, men, occupation, office, partnership, people, person, professional, shaking, success, suit, symbol, teamwork, ties, togetherness, trust, two, working,