Ключевые слова: accountancy, adult, agreement, analyzing, bangkok, built structure, business, businessman, calculator, chart, computer, contract, desk, document, finance, finance and economy, financial advisor, graph, grounds, hand, horizontal, house, human body part, human hand, investment, laptop, lawyer, legal system, manager, men, mortgage, office, paper, pen, people, sign, signature, signing, technology, thailand, toughness, wireless technology, working, writing activity,