Perhaps you should try some spelling variations:
"maternal nutrition" » "internal nutrition", "external nutrition", "maternal nutritiva"
"materna nutrition" » "materna nutritiva"
"material nutrition" » "material nutritiva"
"materials nutritivo" » "materiales nutritivo", "materials nutritiva"
"materias nutritivo" » "materias nutritiva", "materiales nutritivo"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((((("maternal nutrition") OR ("materna nutrition"))) OR ((("material nutrition") OR ("materia nutricion"))))) OR ((("materials nutritivo") OR ("materias nutritivo"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"maternal nutrition\") OR (\"materna nutrition\"))) OR (((\"material nutrition\") OR (\"materia nutricion\"))))) OR (((\"materials nutritivo\") OR (\"materias nutritivo\"))))*".
• Removing quotes may allow a broader search: (((((( maternal nutrition ) OR ( materna nutrition ))) OR ((( material nutrition ) OR ( materia nutricion ))))) OR ((( materials nutritivo ) OR ( materias nutritivo ))))*.