Perhaps you should try some spelling variations:
"coder coder and controlled parallel" » "coder coder _ controlled parallel" (Expand search), "coder decoder and controlled parallel" (Expand search), "code code and controlled parallel" (Expand search), "decoder codec and controlled parallel" (Expand search), "coder code and controlled parallel" (Expand search), "coder codes and controlled parallel" (Expand search), "coder poder and controlled parallel" (Expand search)
"api _ python python programming" » "api _ pythons python programming" (Expand search), "api _ piton python programming" (Expand search), "api _ pitons python programming" (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder and controlled parallel\") OR (\"api _ python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder and controlled parallel ) OR ( api _ python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder and controlled parallel") OR ("api _ python python programming"))*.