Perhaps you should try some spelling variations:
increase nodulation » increases ovulation (Expand search), increase production (Expand search), increase radiation (Expand search)
nodulation decrease » modulation decrease (Expand search), modulation decreases (Expand search), modulation increase (Expand search)
decrease flooding » decrease following (Expand search), decrease lodging (Expand search), decrease food (Expand search)
flooding pattern » flooding patterns (Expand search), loading pattern (Expand search), folding pattern (Expand search)
decrease on » decrease in (Expand search), decrease of (Expand search), decrease or (Expand search)
on increase » on increased (Expand search), an increase (Expand search), in increase (Expand search)

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

• Removing quotes may allow a broader search: (( decrease on increase nodulation decrease ) OR ( decrease NOT decrease flooding pattern ))~.