Ключевые слова: account, alphabet, background, banking, block, business, cash, charge, commission, concept, cost, credit, cube, expense, expensive, fee, fees, finance, financial, hidden, idea, information, interest, investment, letter, message, money, paid, pay, paying, payment, penalty, price, service, sign, symbol, table, tax, taxation, text, toy block, wood, wooden, wooden cubes, word,