Perhaps you should try some spelling variations:
"coder precoder channels robot programming" » "coder order channels robot programming" (Expand search), "coder power channels robot programming" (Expand search), "coder precoder channels robots programming" (Expand search), "coder precoder channels goal programming" (Expand search), "coder precoder channels cone programming" (Expand search), "coder decoder channels robot programming" (Expand search), "coder precoder channels port programming" (Expand search), "coder precoder channels role programming" (Expand search), "coder precoder channels ros 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 channels robot programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder channels robot programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder channels robot programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder channels robot programming") OR ("api python python python programming"))*.