For each occurrence of a T C, the expert should answer if: (1) it is syntactically well-formed, (2) it belongs to the scientific lexicon (3) it belongs to the domain lexicon (here linguistics), (4) it is a T O.
among these association rules, let us give a focus on :  -NTO] means that when Sa gives a N T O diagnosis when HB and LS cannot take decision, then it is not always a good diagnosis (confidence is only 0.7).