Perhaps you should try some spelling variations:
"coder coder complexity constraint programming" » "coder coder complexity control programming" (Expand search), "coder coder complexity countries programming" (Expand search), "coder code complexity constraint programming" (Expand search), "coder model complexity constraint programming" (Expand search), "coder lower complexity constraint programming" (Expand search), "coder decoder complexity constraint programming" (Expand search), "code code complexity constraint programming" (Expand search), "decoder codec complexity constraint programming" (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 complexity constraint programming") OR ("api in python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder complexity constraint programming\") OR (\"api in python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder complexity constraint programming ) OR ( api in python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder complexity constraint programming") OR ("api in python python programming"))*.