These are the most frequently used words in this book.
again
another
artificial
baby
bbt
between
birth
book
boy
case
cells
chances
chapter
charts
child
children
cm
conceive
counts
couples
cycle
data
daughters
day
diet
doctors
dr
during
egg
even
fact
family
female
few
first
found
get
girl
having
help
hours
however
husband
insemination
intercourse
kits
likely
male
may
men
method
might
months
mrs
new
now
number
occurs
offspring
ovulation
percent
place
possible
rate
recommend
reported
researchers
result
right
secretions
see
selection
sex
shettles
should
since
sons
sperm
still
study
success
surge
take
temperature
test
things
three
time
timing
try
trying
two
upon
use
used
want
woman
women
work
years