Perhaps you should try some spelling variations:
paired programa » prored programa (Expand search), paies programa (Expand search), pibid programa (Expand search)
stacking python » teaching python (Expand search), stacking method (Expand search), stacking protein (Expand search)
computation in » computation and (Expand search), computation of (Expand search), imputation in (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
in paired » in pairs (Expand search)

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

• Removing quotes may allow a broader search: (( AND computation in paired programa ) OR ( using stacking python python programming ))*.