Perhaps you should try some spelling variations:
"coder coder teaching tracking problems" » "coder coder teaching training problems" (Expand search), "coder coder teaching teaching problems" (Expand search), "coder coder tteaching training problems" (Expand search), "coder coder teaching tracking problem" (Expand search), "coder coder teaching packing problems" (Expand search), "coder code teaching tracking problems" (Expand search), "coder poder teaching tracking problems" (Expand search), "coder model teaching tracking problems" (Expand search), "coder decoder teaching tracking problems" (Expand search), "code code teaching tracking problems" (Expand search), "decoder codec teaching tracking problems" (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 teaching tracking problems\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder teaching tracking problems ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder teaching tracking problems") OR ("api python python python programming"))*.