Perhaps you should try some spelling variations:
implementation 1100 » implementation 100, implementation 10, implementation 11.4
medieval concepts » medical concepts, medieval conceptions, media concepts
implementation 11 » implementation 16, implementation 10, implementation 14
a medieval » _ medieval, 2 medieval, a medical
curtan-metragem » curtain-metragem, curtin-metragem, cartan-metragem

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

• Performing a fuzzy search may retrieve terms with similar spellings: a medieval concepts ((implementation 11) or (implementation 1100)) curtan-metragem~.
• If you are trying to use Boolean operators, they must be ALL CAPS: a medieval concepts ((implementation 11) OR (implementation 1100)) curtan-metragem.
• Adding a wildcard symbol may retrieve word variants: a medieval concepts ((implementation 11) or (implementation 1100)) curtan-metragem*.