Perhaps you should try some spelling variations:
decrease tooth » decrease with (Expand search), decrease food (Expand search), decrease costs (Expand search)
tooth disease » mouth disease (Expand search)
piton python » pitons python (Expand search), in python (Expand search), with python (Expand search)
python code » python coding (Expand search), python redes (Expand search)
disease of » diseases of (Expand search), disease _ (Expand search)
code piton » code position (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease tooth disease of process ) OR ( python code piton python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease tooth disease of process ) OR ( python code piton python programming ))*.