Table 2.

Part of words in subgroups of the content tag network. To make it easier to see, only nodes with the top 10% of weighted degree (occupying 95.01% of the total weighted degree) were included.

Theme	Words
text and joy	text, screenshot, cartoon, poster, book, drawing, design, abstract, newspaper, sketch, food, handwriting, animal, bottle, sign, table, carnivore, illustration, child art, dog, soft drink, art, cup, graphic, drink, painting, fast food, mammal, typography, plate, cat, fruit, baked goods, coffee, map, snack, dessert, toy, monitor, billboard, music, cake, bird, letter, tableware, television, vegetable, funny, birthday cake, anime, weapon, green, juice, whiteboard, screen, black, menu, orange, concert, comic, pink, electronics, cocktail, lemon, coffee cup, shelf, tin can, mug, beer, Christmas tree
personal and indoor life	person, human face, clothing, indoor, smile, outdoor, man, woman, toddler, baby, wall, tree, grass, posing, sky, child, ground, standing, floor, fashion accessory, suit, glasses, sitting, vehicle, boy, land vehicle, car, water, group, hat, girl, building, little, face, people, footwear, furniture, bed, computer, road, holding, tie, wearing, wheel, selfie, dress, fedora, young, beach, flower, active shirt, eyes, cowboy hat, jeans, sunglasses, t-shirt, shirt, ceiling, black and white, sleeve, couch, laptop, chair, sports equipment, snow, sun hat, kiss, window, plant, vase, dance, goggles, wedding dress, cloud, jacket, swimming, trousers, smiling, presentation, sofa, laying, sport, sports uniform, bride, mountain, auto part, bicycle, helmet, swimwear, soccer, ball, field, shorts, bicycle wheel, ship, red, nature, lake, top, street, fashion, bathroom, lipstick, cellphone, football, brassiere, hand, room, athletic game, phone, scene, different, sink, sweatshirt, playground, human beard, coffee table, watch, grave, way, cemetery, transport, undergarment, bus, necktie, necklace, cosmetics
medical	medical equipment, medical, health care