Perhaps you should try some spelling variations:
"coder and vector fitting program" » "coder and vector fishing program" (Expand search), "coder and vector visiting program" (Expand search), "coder and vector lighting program" (Expand search), "code and vector fitting program" (Expand search), "codes and vector fitting program" (Expand search), "poder and vector fitting 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 and vector fitting program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder and vector fitting program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder and vector fitting program") OR ("api python python python programming"))*.