Perhaps you should try some spelling variations:
"modeling computation in precoder program" » "modeling computational in precoder program" (Expand search), "modeling simulation in precoder program" (Expand search), "modeling notation in precoder program" (Expand search), "modeling computation in proder program" (Expand search), "modeling computation in recovery program" (Expand search), "modeling computation in precoce programa" (Expand search), "modeling computation and precoder program" (Expand search), "modeling computation of precoder program" (Expand search), "modeling imputation in precoder program" (Expand search), "modeling computation in premodern program" (Expand search), "modeling computation to precoder program" (Expand search)
"using _ python python programming" » "using _ pythons python programming" (Expand search), "using _ piton python programming" (Expand search), "using _ pitons python programming" (Expand search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("modeling computation in precoder program") OR ("using _ python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"modeling computation in precoder program\") OR (\"using _ python python programming\"))".
• Removing quotes may allow a broader search: (( modeling computation in precoder program ) OR ( using _ python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("modeling computation in precoder program") OR ("using _ python python programming"))*.