Ключевые слова: acknowledgment, answered, appreciate, appreciation, be, business, communication, congratulate, congratulating, congratulations, customer, education, emotions, expression, familia, feedback, friend, friendship, gift, giving, grateful, gratefulness, gratitude, greeting, happiness, happy, job, keyboard, leadership, lovely, merci, message, relation, response, satisfaction, sees it, sentiment, service, social, success, support, team, team work, thank, thank you, thankful, thankfulness, thanks, thanksgiving, work,