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