Perhaps you should try some spelling variations:
"international policy meteorological services" » "international policy meteorological stations", "international policy methodological services", "international world meteorological services", "international 4 micrometeorological services", "international poverty meteorological services", "international prices meteorological services", "national policy meteorological services"
"international crisis economic surveys" » "international credit economic surveys", "international civil economic surveys", "international cases economic surveys", "international crisis economic studies", "international crisis economic systems", "international crises econometric surveys", "international china's economic surveys"

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: (("international policy meteorological services") OR ("international crisis economic surveys"))~.
• Removing quotes may allow a broader search: (( international policy meteorological services ) or ( international crisis economic surveys ))~.
• Adding a wildcard symbol may retrieve word variants: (("international policy meteorological services") or ("international crisis economic surveys"))*.