Perhaps you should try some spelling variations:
"coder coding of scheduling problem" » "coder coding job scheduling problem" (Expand search), "coder coding _ scheduling problem" (Expand search), "coder coding and scheduling problem" (Expand search), "modern coding of scheduling problem" (Expand search), "color coding of scheduling problem" (Expand search), "odor coding of scheduling problem" (Expand search), "coder bonding of scheduling 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding of scheduling problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coding of scheduling problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coding of scheduling problem") OR ("api python python python programming"))*.