Related by context. Frequent words. (Click for all words.) 54 Nielsen SoundScan 52 SoundScan 50 NPD Group 50 Enterbrain 46 Autodata Corp. 46 Hitwise 45 MasterCard SpendingPulse 45 Official Charts 45 comScore Networks 44 Publishers Weekly 44 Doubleday 44 outsold 44 Beverage Digest 44 ShopperTrak RCT Corp. 43 Autodata 43 Nilson Report 42 Publisher Weekly 42 NPD 42 Bookseller 42 comScore 42 DataQuick Information Systems 42 bestseller 42 ShopperTrak 42 RealtyTrac 42 HarperCollins 42 Dealogic 42 Exhibitor Relations Co. 42 Nielsen NetRatings 41 Pollstar 41 paperback 41 hardcover 41 bestselling book 41 bestsellers 41 bestseller lists 41 Circulations 41 Lost Symbol 41 bestseller list 40 Billboard magazine 40 Exhibitor Relations 40 Bestseller 40 Best Seller 40 Kantar Media 40 bestselling 40 book 40 Random House 40 Times bestseller 40 outselling 40 market researcher NPD 40 ComScore 40 Lundberg Survey 39 comScore Media Metrix 39 Shopping Centers UBS 39 Nielsen Media 39 hardcovers 39 romance novels 39 retailer HMV 39 Telephia 39 Comscore 39 Screen Digest 39 Ballantine Books 38 Ward AutoInfoBank 38 Internet Retailer 38 hardback 38 Alfred A. Knopf 38 StatCounter 38 Numbers LLC 38 National Retail Federation 38 booksellers 38 Waterstone 38 Dell'Oro Group 38 Agricultural Statistics Service 38 Retail Metrics 38 JK Rowling Harry Potter 38 TNS Media 38 ACNielsen 38 Euromonitor International 37 BookExpo America 37 Technomic 37 Billboard 37 IMRG 37 JupiterResearch 37 Mintel 37 skier visits 37 seasonally adjusted annualized 37 radio airplay 37 memoir 37 GfK 37 paperback edition 37 SpendingPulse 37 firm eMarketer 37 Canalys 37 ICSC 37 IMS Health 37 Billboard Magazine 37 Hachette Book Group 36 audiobook 36 MasterCard Advisors SpendingPulse 36 Book 36 bestselling author 36 grossed 36 tome