~consider_metas:true ~count_metas_occurrences:false right) in
let w2, m2 = (weight_of_term
~consider_metas:true ~count_metas_occurrences:false left) in
~consider_metas:true ~count_metas_occurrences:false right) in
let w2, m2 = (weight_of_term
~consider_metas:true ~count_metas_occurrences:false left) in