Those language translation is coming from the Easyblog and Easydiscuss language .ini file.
But you can try download the language from your site backend > Easyblog/Easydiscuss > language and see how it goes.
If those language translation didn't get translated, you can override these following language constants into your site backend under language override section.
COM_ES_EB_RECENT_POSTS
COM_EASYBLOG_TOOLBAR_BLOGGERS
COM_EASYBLOG_TOOLBAR_CATEGORIES
COM_EASYBLOG_TOOLBAR_TAGS
COM_EASYBLOG_TOOLBAR_ARCHIVES
COM_EB_FAVOURITE_POSTS
COM_ES_EB_MANAGE_BLOG
COM_EB_TOOLBAR_DRAFTS
COM_EASYBLOG_TOOLBAR_MANAGE_POSTS
COM_EASYBLOG_DASHBOARD_HEADING_POST_TEMPLATES
COM_EASYBLOG_TOOLBAR_MANAGE_PENDING
COM_EASYBLOG_TOOLBAR_MANAGE_CATEGORIES
COM_EASYBLOG_TOOLBAR_MANAGE_TAGS
COM_ES_DISCUSSIONS
COM_EASYDISCUSS_TOOLBAR_FORUMS
COM_EASYDISCUSS_TOOLBAR_RECENT
COM_EASYDISCUSS_TOOLBAR_CATEGORIES
COM_EASYDISCUSS_TOOLBAR_TAGS
COM_EASYDISCUSS_TOOLBAR_MY_FAVOURITES
COM_EASYDISCUSS_TOOLBAR_MY_POSTS
COM_EASYDISCUSS_TOOLBAR_MY_ASSIGNED_POSTS