\section{Search-Engine Queries}
-% zkouska Gitu
+Plagiarism in the given suspicious documents should be found via the
+ChatNoir search engine~\cite{chatnoir}.
+In order to achieve relevant results we need to construct appropriate queries, which are then sequentially executed.% according to their priority.
+
+We can divide constructed queries into three main groups according to their origin:
+ i) document keywords based, ii) intrinsic plagiarism based, and iii) headers based.
+