Perhaps you should try some spelling variations:
vector programming » custom programming (Expand search)
decrease vector » increases vector (Expand search), disease vector (Expand search), decreased ecto (Expand search)
decrease their » decrease the (Expand search), increase their (Expand search), decreases the (Expand search)
their decrease » the decrease (Expand search), their disease (Expand search), the decreased (Expand search)
python code » python coding (Expand search), python redes (Expand search)

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

• Removing quotes may allow a broader search: (( decrease their decrease vector programming ) OR ( python code 2015 python programming ))~.