[lemma=know] [word=something] [lemma=about] [lemma=our] [word=□]
[lemma=know] [word=something] [lemma=about] [lemma=our] [word=users]
[lemma=know] [word=something] [lemma=about] [lemma=our] [word=something]
Knowing something about our users is , however , necessary to ensure that our service is continually improved .