Perhaps you should try some spelling variations:
"coder precoder robotics course programming" » "coder precoder robotics core programming" (Expand search), "coder precoder robotics court programming" (Expand search), "coder precoder robotics cone programming" (Expand search), "coder precoder robotics control programming" (Expand search), "coder decoder robotics course 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 robotics course programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder robotics course programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder robotics course programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder robotics course programming") OR ("api python python python programming"))*.