Perhaps you should try some spelling variations:
"coder coder root dynamic programming" » "coder coder root genetic programming" (Expand search), "coder coder root dynamics programming" (Expand search), "coder coder robot dynamics programming" (Expand search), "coder coder post dynamic programming" (Expand search), "coder decoder root dynamic programming" (Expand search), "code code root dynamic programming" (Expand search), "decoder codec root dynamic programming" (Expand search), "coder under root dynamic 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 coder root dynamic programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder root dynamic programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder root dynamic programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder root dynamic programming") OR ("api python python python programming"))*.