Ukuze utshintsho lube yimpumelelo, imvume kunye / okanye intsebenziswano yawo onke amaqela afanelekileyo iyafuneka. Ngaba kukho iqela elilahlekileyo ngexesha lolungiselelo okanye ukuphunyezwa, ke kukho ithuba elihle lokuba akaqinisekanga ngokusebenziseka okanye ukubaluleka ngenxa yokungabikho kokubandakanyeka. Kwakhona, ukuziva ulahliwe kunokukhokelela kukungabikho kwentsebenziswano.