työstettäville
The Finnish word "työstettäville" is the allative plural of the past passive participle of the verb "työstää". This verb means "to work on", "to process", "to elaborate", or "to develop". Therefore, "työstettäville" can be translated to phrases like "to be worked on", "to be processed", or "to be developed".
In context, "työstettäville" indicates something or someone that is the recipient of an action of processing,