Perhaps you should try some spelling variations:
"european and aerial voyages of scientific application" » "european and aerial voyages of scientific applications", "european and aerial voyages of scientific publications", "european and aerial voyages of scientific explanation", "european and aerial voyage of scientific application", "european and aerial images of scientific application"
"european and american villages of scientific computation" » "european and american villages of scientific communication", "european and american villages of scientific computing", "european and american village of scientific computation", "european and american colleges of scientific computation", "european and mexican village of scientific computation"

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