Perhaps you should try some spelling variations:
"coder coder carsharing planning problem" » "coder coder purchasing planning problem" (Expand search), "coder peer carsharing planning problem" (Expand search), "coder code sharing planning problem" (Expand search), "coder of carsharing planning problem" (Expand search), "coder coder carsharing packing problem" (Expand search), "coder coder carsharing planning process" (Expand search), "coder decoder carsharing planning problem" (Expand search), "code code carsharing planning problem" (Expand search), "decoder codec carsharing planning 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 coder carsharing planning problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder carsharing planning problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder carsharing planning problem") OR ("api python python python programming"))*.