Perhaps you should try some spelling variations:
"coder coder _ multiphase problem" » "coder coder _ multiphasic problems" (Expand search), "coder coder _ multiclass problems" (Expand search), "coder coder _ multicycle problem" (Expand search), "coder decoder _ multiphase problem" (Expand search), "code code _ multiphase problem" (Expand search), "decoder codec _ multiphase 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 _ multiphase problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder _ multiphase problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder _ multiphase problem ) OR ( api python python python programming ))*.