Perhaps you should try some spelling variations:
"coder coder evidence concurrent programming" » "coder coder evidence constraint programming" (Expand search), "coder coder evidence consistent programming" (Expand search), "coder coder evidence content programming" (Expand search), "coder coder evidence document programming" (Expand search), "coder cover evidence concurrent programming" (Expand search), "coder border evidence concurrent programming" (Expand search), "coder model evidence concurrent programming" (Expand search), "coder decoder evidence concurrent programming" (Expand search), "code code evidence concurrent programming" (Expand search), "decoder codec evidence concurrent programming" (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)

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 evidence concurrent programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder evidence concurrent programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder evidence concurrent programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder evidence concurrent programming") OR ("api python python python programming"))*.