Perhaps you should try some spelling variations:
"coder coder data placement problem" » "coder coder data management problem" (Expand search), "coder coder depth placement problem" (Expand search), "coder coder and placement problem" (Expand search), "coder coder fast placement problem" (Expand search), "coder decoder data placement problem" (Expand search), "code code data placement problem" (Expand search), "decoder codec data placement problem" (Expand search), "coder cover data placement problem" (Expand search), "coder code data placement problem" (Expand search), "coder border data placement problem" (Expand search)
"api in python python programming" » "api in pythons python programming" (Expand search), "api in piton python programming" (Expand search), "api in pitons python programming" (Expand search), "api _ python python programming" (Expand search), "api an python python programming" (Expand search), "fpi in python python programming" (Expand search), "gpi in 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 data placement problem") OR ("api in python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder data placement problem\") OR (\"api in python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder data placement problem ) OR ( api in python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder data placement problem") OR ("api in python python programming"))*.