Ключевые слова: background, blank, blue, business, clean, clip, collection, coloured, concept, copybook, correspondence, education, envelope, eraser, fastener, green, isolated, letter, line, lined, mail, memo, memory, message, note, notebook, notepad, notice, object, office, orange, pad, paper, paperclip, post, puncher, red, remember, remind, reminder, sharpener, spiral, square, stapler, steel, study, supply, white, yellow,