Perhaps you should try some spelling variations:
integration methods » interpolation methods (Expand search), inoculation methods (Expand search), irrigation methods (Expand search)
coder functions » power functions (Expand search), order functions (Expand search), colour functions (Expand search)
an integration » an integrative (Expand search), an integrating (Expand search), an integrated (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
functions an » functions and (Expand search), functions at (Expand search), functions are (Expand search)
using python » usando python (Expand search), in python (Expand search)
using using » using fusing (Expand search), housing using (Expand search), nursing using (Expand search)

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

• Removing quotes may allow a broader search: (( coder functions an integration methods ) OR ( using using python python programming ))~.