These are the most frequently used words in another edition of this book.
1988
1990
1992
1993
ability
activities
adults
age
al
behavior
between
care
case
changes
child
children
community
day
development
developmental
difficulties
disabilities
disease
down
early
eds
education
employment
environment
et
even
experience
family
first
general
get
group
health
help
home
important
individuals
information
job
kids
know
language
learn
learning
level
life
live
may
mental
mother
must
need
new
normal
now
often
opportunities
own
parents
part
peer
people
persons
problems
programs
provide
reading
relationships
research
retardation
school
see
services
severe
should
skills
social
special
state
students
study
support
supported
syndrome
system
time
training
two
use
want
words
work
years
york
young