Ключевые слова: bus, candid, city, close, cold, concern, crowded, curiosity, discomfort, dynamics, emotion, expression, handkerchief, health, human, hygiene, illness, indoor, interaction, lifestyle, man, passengers, public, quarters, reactions, realism, respiratory, scenic, sickness, sneezing, social, surroundings, symptoms, texture, transport, transportation, travel, winter, young, youth,