Ключевые слова: adult, agreement, background, black, business, closeup, commerce, communication, concept, contract, cooperation, corporate, dark, deal, friendship, group, hand, hands, handshake, happy, holding, human, job, light, male, men, office, partners, partnership, people, person, power, professional, shake, success, successful, symbol, team, teamwork, trade, trust, two, white, work, worker, young,