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20-25, 20-30, 20's, 20s, 25-30, 30-35, 30-40, 30's, 30s, 35-40, 40-45, 40-50, 40's, 40s, 45-50, 50-55, 50-60, 55-60, adult, african, african american, african-american, afro american, afro-american, apparel, arranging, associate, board room, boardroom, britain, business attire, business man, business suit, business woman, businesspeople, capital, chatting, clothes, clothing, collaborating, colleague, color, colour, communicating, computer, conference, connecting, connexion, control, conversation, conversing, daylight, daytime, dialog, dialogue, discussion, e.u., english, enterprise, eu, europe, european, european union, executive, fellow, female, fifties, fifty, forties, forty, furnishing, furniture, gal, garment, gathering, gentleman, great britain, group, guidance, guy, head & shoulders, hearing, human, human being, indoor, inside, joining, lady, leading, listener, male, meeting room, mid life, middle age, middle aged, middle-age, middle-aged, motioning, native american, of african descent, organizing, paper, pc, person, personal computer, portable computer, power, seated, seating, signaling, smile, speaking, suit, talker, team, thirties, thirty, toiling, twenties, twenty, u.k., uk, using, western europe, western european, wireless, women, work, workplace, world wide web,