Perhaps you should try some spelling variations:
"coder coder model complexity effects" » "coder coder model complementary effects" (Expand search), "coder coder code complexity effects" (Expand search), "coder coder social complexity effects" (Expand search), "coder coder and complexity effects" (Expand search), "coder decoder model complexity effects" (Expand search), "code code model complexity effects" (Expand search), "decoder codec model complexity effects" (Expand search), "coder cover model complexity effects" (Expand search), "coder copper model complexity effects" (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.

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