Perhaps you should try some spelling variations:
"coder coder improve period programming" » "coder coder improve end programming" (Expand search), "coder coder improve learning programming" (Expand search), "coder coder improve purity programming" (Expand search), "coder coder improves peri programming" (Expand search), "coder coder improve anterior programming" (Expand search), "coder model improve period programming" (Expand search), "coder powder improves period programming" (Expand search), "coder copper improves period programming" (Expand search), "coder decoder improve period programming" (Expand search), "code code improve period programming" (Expand search), "decoder codec improve period 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 improve period programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder improve period programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder improve period programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder improve period programming") OR ("api python python python programming"))*.