Perhaps you should try some spelling variations:
"coder coder teaching project complexity" » "coder coder teaching process complexity" (Expand search), "coder coder teaching subject complexity" (Expand search), "coder code teaching project complexity" (Expand search), "coder poder teaching project complexity" (Expand search), "coder model teaching project complexity" (Expand search), "coder decoder teaching project complexity" (Expand search), "code code teaching project complexity" (Expand search), "decoder codec teaching project complexity" (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 teaching project complexity") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder teaching project complexity\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder teaching project complexity ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder teaching project complexity") OR ("api python python python programming"))*.