Perhaps you should try some spelling variations:
computations using » computation using (Expand search), populations using (Expand search), computations in (Expand search)
protaper programa » procapri programa (Expand search), proaera programa (Expand search), proaes programa (Expand search)
using protaper » using proper (Expand search), using paper (Expand search)
using locking » using docking (Expand search), using stacking (Expand search), using tracking (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)

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

• Removing quotes may allow a broader search: (( AND computations using protaper programa ) OR ( using locking python python programming ))~.