<prompt> Translate the following text to SwahiliOften it has taken years for the consolidated functions in new departments to effectively build on their combined strengths, and it is not uncommon for these structures to remain as management challenges for decades.  <response>: Mara nyingi imechukua miaka kwa kazi zilizounganishwa katika idara mpya kujenga kwa ufanisi juu ya nguvu zao za pamoja, na sio kawaida kwa miundo hii kubaki kama changamoto za usimamizi kwa miongo kadhaa. 