Perhaps you should try some spelling variations:
"coder coder drone detection problem" » "coder coder drone selection problem" (Expand search), "coder coder drone demarcation problem" (Expand search), "coder coder drone prediction problem" (Expand search), "coder coder clone detection problem" (Expand search), "coder coder ozone detection problem" (Expand search), "coder coder dipyrone detection problem" (Expand search), "coder decoder drone detection problem" (Expand search), "code code drone detection problem" (Expand search), "decoder codec drone detection 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 drone detection problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder drone detection problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder drone detection problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder drone detection problem") OR ("api python python python programming"))*.