Perhaps you should try some spelling variations:
"coder coder and visualization theory" » "coder coder and virtualization theory" (Expand search), "coder coder and visualization the" (Expand search), "coder coder and visualization through" (Expand search), "coder coder data visualization theory" (Expand search), "coder decoder and visualization theory" (Expand search), "code code and visualization theory" (Expand search), "decoder codec and visualization theory" (Expand search), "coder code and visualization theory" (Expand search), "coder codes and visualization theory" (Expand search), "coder poder and visualization theory" (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coder and visualization theory") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder and visualization theory\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder and visualization theory ) OR ( api python python python programming ))*.