Ключевые слова: adult, african, afro, air, allergy, american, background, cafe, care, cold, copy, corona, coronavirus, cough, coughing, danger, disease, disposable, epidemic, female, flu, hazard, health, ill, illness, indoors, infection, infectious, influenza, lifestyle, mask, medical, pandemic, people, pneumonia, prevent, prevention, protection, protective, public, sick, sickness, space, text, transmit, virus, wear, wearing, woman, young,