Perhaps you should try some spelling variations:
"coder coder ir theory problems" » "coder coder ir theory problem" (Expand search), "coder coder ir their problems" (Expand search), "coder coder ir therapy problems" (Expand search), "coder decoder ir theory problems" (Expand search), "code code ir theory problems" (Expand search), "decoder codec ir theory problems" (Expand search), "coder coder r theory problems" (Expand search), "coder coder war theory problems" (Expand search), "coder code irc theory 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), "manim 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 ir theory problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder ir theory problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder ir theory problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder ir theory problems") OR ("api python python python programming"))*.