Terms: autism (1,470,883), autistic (502,028), education of autistic (2,272), autistic children (142,278), autistic adults (2,447), adults with autism (25,248), children with autism (132,326), autistic kids (13,730),
Terms: autistic spectrum disorders (36,398), Asperger's syndrome (101,456), developmental disorder (99,889), developmental disorders (143,383), learning disabilities (1,050,776), Rett's Disorder (1,923), childhood disintegrative disorder (3,030), non-verbal learning disabilities (909), semantic-pragmatic communication disorder (4), communication disorders (199,042), communication disorder (15,573), hyperlexia (22,760),
Terms: ADHD (1,310,360), attention deficit (1,049,670), attention deficit disorder (605,327), attention deficit hyperactivity disorder (388,684),
[http://www.TheInternetFoundation.Org/foot-tif.htm]