These are the most frequently used words in this book.
answer
argument
arithmetic
ascii
atom
backtracking
below
body
bound
call
case
causes
chapter
character
child
clause
compound
current
database
define
defined
defining
definition
dog
effect
elements
end
entered
evaluating
example
expressions
facts
fails
file
find
first
following
further
given
gives
goal
head
input
integers
iss
john
left
line
list
mary
may
must
mypred
name
new
next
note
now
number
operator
output
part
predicate
program
prolog
prompt
read
right
rule
satisfy
second
section
sequence
should
shows
stream
string
succeeds
system
takes
term
test
third
three
time
two
type
unbound
unification
unified
unify
use
used
user
value
variable
whether
write
written
yes