These are the most frequently used words in this book.
actually
again
aileron
air
airplane
almost
altitude
angle
approach
attack
bank
cause
climb
come
control
course
does
down
during
effect
engine
enough
even
fact
fast
feet
field
first
flight
fly
flying
force
forward
get
glide
go
ground
hence
high
higher
hold
horizon
important
ing
itself
keep
know
landing
left
less
level
lift
little
low
makes
may
means
might
motion
must
need
normal
nose
now
path
pilot
plane
point
power
pressure
quite
rather
really
right
rudder
seems
ship
should
simply
slow
speed
spin
stall
stick
still
straight
student
tail
take
thing
throttle
thus
time
true
turn
two
use
want
wind
wing