01Crawl information from related project websites such as WirLernenOnline.de, edu-sharing-network.org, and metaventis.com
02Perform global full-text searches for specific educational materials like videos, worksheets, and files
03Search thematic collections (Themenseiten) and sub-collections within WirLernenOnline.de
04Retrieve detailed metadata, full text content, and parent collections for any WLO node ID
05Lookup valid vocabulary values and URIs for filtering by educational context, discipline, user role, and resource type
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