Perhaps you should try some spelling variations:
"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)
"coder code usage linear programming" » "coder code large linear programming" (Expand search), "coder code range linear programming" (Expand search), "coder code blade linear programming" (Expand search), "code code usage linear programming" (Expand search), "modern code usage linear programming" (Expand search), "color code usage linear programming" (Expand search), "coder codon usage linear programming" (Expand search), "coder code use linear programming" (Expand search), "coder care usage linear 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 code usage linear programming\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder code usage linear programming ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder code usage linear programming") OR ("api python python python programming"))*.