Perhaps you should try some spelling variations:
algorithm manipulation » algorithmic manipulation (Expand search), algorithm population (Expand search), algorithm configuration (Expand search)
estimation algorithm » estimation algorithms (Expand search), optimization algorithm (Expand search), optimization algorithms (Expand search)
coder estimation » model estimation (Expand search), power estimation (Expand search), order estimation (Expand search)
using coping » using coding (Expand search), using coupling (Expand search), nursing coping (Expand search)

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

• Removing quotes may allow a broader search: (( coder estimation algorithm manipulation of ) OR ( using coping with python programming ))~.