Perhaps you should try some spelling variations:
"coder java programming training problem" » "coder java programming teaching problem" (Expand search), "coder java programming learning problem" (Expand search), "coder java programming spanning problem" (Expand search), "coder and programming training problem" (Expand search), "coder based programming training problem" (Expand search), "coder goal programming training problem" (Expand search), "coder java programming training program" (Expand search), "coder java programming planning problem" (Expand search), "codes java programming training problem" (Expand search), "xcode java programming training 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), "rpa python 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 java programming training problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder java programming training problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder java programming training problem ) OR ( api python python python programming ))*.