: I want to have a strick enforcement that In case of a 3 word search, those : results that match all 3 term should be presented ahead of those that match : 2 terms when I set mm=2. : : I have seen quite some cases where, those results that match 2 out of 3 : words appear ahead of those matching all 3 words.
which can happen because of tf/idf and length normalization. if you disable all of those things for hte fields you search on (omitNorms=true omitTf=true) you should see a strict ordering based on the number of matching clauses. -Hoss
