Perhaps you should try some spelling variations:
"coder precoder primal robots programming" » "coder precoder primal robot programming" (Expand search), "coder decoder primal robots programming" (Expand search), "coder precoder aerial robots programming" (Expand search), "coder precoder primary roots programming" (Expand search), "coder precoder real robots programming" (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)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder precoder primal robots programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder primal robots programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder primal robots programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder primal robots programming") OR ("api python python python programming"))*.