Perhaps you should try some spelling variations:
peptone component » pheromone component (Expand search), ceraone components (Expand search), one component (Expand search)
component control » componente controle (Expand search), compliant control (Expand search), component context (Expand search)
seedling method » seedling periods (Expand search)
using seedling » during seedling (Expand search), in seedling (Expand search), pine seedling (Expand search)
method python » method method (Expand search), python python (Expand search)
coded » codes (Expand search)

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

• Removing quotes may allow a broader search: (( coded peptone component control program ) OR ( using seedling method python programming ))~.