<prompt> Translate the following text to EnglishKatika baadhi ya kesi, ushiriki unaweza kuwa na muda mfupi sana kwa ajili ya tathmini kamili ya awali, kwa mfano, ombi la ushuhuda katika wiki mbili.  <response>: In some instances, the engagement may have a time frame that is too short for a complete preliminary assessment, for example, a request for testimony in 2 weeks. 