Perhaps you should try some spelling variations:
"convex combination python python programming" » "dose combination python python programming" (Expand search), "convex combination method python programming" (Expand search), "convex combination methods python programming" (Expand search), "convex combination with python programming" (Expand search), "convex combination pythons python programming" (Expand search), "convex combination piton python programming" (Expand search), "convex combination pitons python programming" (Expand search)
"coder replication from coding program" » "coded replication from coding program" (Expand search), "code application from coding program" (Expand search), "codes application from coding program" (Expand search), "coder application from coding program" (Expand search), "coder complication from coding program" (Expand search), "coder replication error coding program" (Expand search), "coder replication from cloning program" (Expand search), "coder replication from loading program" (Expand search), "coder replication from cooling programs" (Expand search), "coder replication from decoding program" (Expand search), "coder replication from cooking program" (Expand search), "coder replication from codium program" (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder replication from coding program\") OR (\"convex combination python python programming\"))~".
• Removing quotes may allow a broader search: (( coder replication from coding program ) OR ( convex combination python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder replication from coding program") OR ("convex combination python python programming"))*.