In a few words, (a) you find a poorly functioning part of an organization or whatever you are investigating and then (b) you find something that you don't understand about it and then (c) you ask questions of the people in that area connected with the problem or you look into the area to get more information.
Ngamazwi ambalwa, (a) uthola ingxenye engasebenzi kahle yenhlangano noma yini oyiphenyayo bese (b) uthola okuthile ongakuqondi ngakho bese (c) ubuza imibuzo yabantu leyo ndawo exhunywe nenkinga noma ubheka endaweni ukuthola imininingwane eminingi.