Ƙirƙirar wani nau'i mai rikitarwa na wannan jumla Nazarin rayuwa shine reshe na kididdiga wanda ke hulɗa da mutuwa a cikin kwayoyin halitta da kuma rashin cin nasara a cikin tsarin inji.
Tabbas, wani nau'i mai rikitarwa na jumla shine "Binciken rayuwa shine reshe na kididdigar mutuwa a cikin kwayoyin halitta da kuma rashin nasara a cikin''ka'idar tabbaci' 'ko' 'binciken tabbaci' 'a cikin aikin injiniya, da' 'binciken tsawon lokaci' 'ko' 'tsawon lokaci 'a cikin tattalin arziki ko ilimin zamantakewa. "