Perhaps you should try some spelling variations:
integration theories » integration theorems, integrationstheorie 2, integration theory
training services » planning services, banking services
count training » country training, out training, adult training
export count » export country, export fund, export costs
import bans » import taxes
import can » import ban, import bank, import loan

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( ((import can) OR (import bans)) integration theories. ) or ( export count training services. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( ((import can) OR (import bans)) integration theories. ) OR ( export count training services. ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((import can) OR (import bans)) integration theories. ) or ( export count training services. ))*".