Perhaps you should try some spelling variations:
"based cooperation in precoder program" » "based cooperative in precoder program" (Expand search), "based operation in precoder program" (Expand search), "based conservation in precoder program" (Expand search), "based cooperation in proder program" (Expand search), "based cooperation in recovery program" (Expand search), "based cooperation in precoce programa" (Expand search), "based cooperation in premodern program" (Expand search), "based cooperation and precoder program" (Expand search), "based cooperation to precoder program" (Expand search)
"using coding python python programming" » "using codigo python python programming" (Expand search), "using codigos python python programming" (Expand search), "using using python python programming" (Expand search), "using coding pythons python programming" (Expand search), "using coding piton python programming" (Expand search), "using coding pitons python programming" (Expand search), "using coping python python programming" (Expand search), "using coating python python programming" (Expand search), "using cooking python 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: (("based cooperation in precoder program") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based cooperation in precoder program\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( based cooperation in precoder program ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("based cooperation in precoder program") OR ("using coding python python programming"))*.