Izikhuluma zezwi ezihlanganisiwe zimele intuthuko enkulu emkhakheni wobuchwepheshe bomsindo, ukuhlanganisa imisebenzi emibili ebucayi iyunithi eyodwa. Ngokuhlanganisa imibhobho ne-loudpiker, lawa madivayisi aqinisekisa izinqubo zokwakha nokuthuthukisa ulwazi lomsebenzisi kuzinhlelo zokusebenza ezahlukahlukene. Lesi sihloko sizohlola izici eziyinhloko zezikhulu zamabhobhothi ezihlanganisiwe, abatshuzi bazo