<prompt> Translate the following text to EnglishKwa wengine, mfano huo haukuwa wazi matumizi ya njia ya utafiti wa kesi, kwa sababu hatujui ikiwa mifano ni mwakilishi wa ulimwengu, na haionekani kuwa ya kutosha kufanywa katika kila tovuti.  <response>: To some, the instance was clearly not an application of the case study method, because we do not know if the instances are representative of the universe, and there doesnt appear to be enough done at each site. 