Perhaps you should try some spelling variations:
peptone complexity » tone complexity (Expand search), sentence complexity (Expand search), response complexity (Expand search)
planting methods » learning methods (Expand search), imaging methods (Expand search), costing methods (Expand search)
using planting » using printing (Expand search), housing planning (Expand search), nursing planning (Expand search)
methods python » methods action (Expand search), pythons python (Expand search), methods method (Expand search)
coder » poder (Expand search), codes (Expand search), coded (Expand search)

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

• Removing quotes may allow a broader search: (( coder peptone complexity control program ) OR ( using planting methods python programming ))~.