Perhaps you should try some spelling variations:
"coder coder ecoding unit problem" » "coder modern coding unit problem" (Expand search), "coder under coding unit problem" (Expand search), "coder coder coking unit problem" (Expand search), "coder coder coding units problem" (Expand search), "coder coder recording units problem" (Expand search), "coder decoder ecoding unit problem" (Expand search), "code code ecoding unit problem" (Expand search), "decoder codec ecoding unit problem" (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 ecoding unit problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder ecoding unit problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder ecoding unit problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder ecoding unit problem") OR ("api python python python programming"))*.