Perhaps you should try some spelling variations:
"coder estimation using factor program" » "model estimation using factor program" (Expand search), "power estimation using factor program" (Expand search), "color estimation using factor program" (Expand search), "coder estimation in factor program" (Expand search), "coder estimation and factor program" (Expand search), "coder estimation using doctor program" (Expand search), "coder estimation using sector program" (Expand search), "coder estimation using pacto program" (Expand search), "coder estimation using factorial 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 estimation using factor program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder estimation using factor program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder estimation using factor program") OR ("api python python python programming"))*.