Perhaps you should try some spelling variations:
resistant infections » persistent infections, persistent infection
attacks resistant » attack resistant, attacks resistance, attack resistance
median attacks » media attacks, median attack, medium attacks
infections als » infections all, infections aids, infections a
fast median » least median, fast mean
als 1883 » alois 1883, acts 1883, wars 1883

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: fast median attacks resistant infections als 1883*.