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