Perhaps you should try some spelling variations:
"coder propagation algorithm _ program" » "coder approximation algorithm _ program" (Expand search), "coder projections algorithm _ program" (Expand search), "coder approximation algorithms _ program" (Expand search), "mode propagation algorithm _ program" (Expand search), "model propagation algorithm _ program" (Expand search), "modes propagation algorithm _ program" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python python python programming" (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 propagation algorithm _ program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder propagation algorithm _ program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder propagation algorithm _ program") OR ("api python python python programming"))*.