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