Perhaps you should try some spelling variations:
"coder model using testing program" » "coder model using testing programs" (Expand search), "coder model using teaching program" (Expand search), "coder model using visiting program" (Expand search), "coder model using resting program" (Expand search), "coder model using nesting program" (Expand search), "coder model ring testing program" (Expand search), "cover model using testing program" (Expand search), "decoder model using testing program" (Expand search), "copper model using testing 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 model using testing program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder model using testing program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder model using testing program") OR ("api python python python programming"))*.