Perhaps you should try some spelling variations:
computation using » computations using (Expand search), computation in (Expand search), composition using (Expand search)
ranking python » ranking method (Expand search), ranking position (Expand search)
using ranking » using stacking (Expand search), using resting (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
pact program » act program (Expand search), past program (Expand search), space program (Expand search)
using pact » using pac (Expand search), using part (Expand search), using past (Expand search)

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

• Removing quotes may allow a broader search: (( AND computation using pact program ) OR ( using ranking python python programming ))~.