Perhaps you should try some spelling variations:
"nato science services 1:, applied sciences" » "nato science service 1:, applied sciences", "nato science overview 1:, applied sciences", "nato voice services 1:, applied sciences", "radio science services 1:, applied sciences", "national science services 1:, applied sciences", "nato science services 10:, applied sciences", "nato science services 12:, applied sciences", "nato science services 14:, applied sciences"
"nato sciences serious 1:, applied sciences" » "nato sciences second 1:, applied sciences", "nato sciences section 1:, applied sciences", "nano sciences serious 1:, applied sciences", "data sciences serious 1:, applied sciences", "nature sciences serious 1:, applied sciences", "radio sciences serious 1:, applied sciences", "national sciences serious 1:, applied sciences", "nato sciences serious _:, applied sciences", "nato sciences serious 2:, applied sciences", "nato sciences serious a:, applied sciences"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (("nato sciences serious 1:, applied sciences") OR ("nato science services 1:, applied sciences"))*.
• Removing quotes may allow a broader search: (( nato sciences serious 1:, applied sciences ) or ( nato science services 1:, applied sciences ))*.