Ключевые слова: alphabet, background, black, block, communication, concept, conceptual, cube, cubes, education, education concept, health, health care, house, idea, illness, infection, information, internet, isolation, language, leisure, letter, lifestyle, medical, medicine, message, notify, outbreak, patient, prevention, protect, quarantine, relationship, risk, safe, safety, security, sickness, stay, text, texture, texture background, typescript, typography, virus, white, word, word cube, words,