Perhaps you should try some spelling variations:
"coder coder in planning problem" » "coder coder in packing problem" (Expand search), "coder coder in planning process" (Expand search), "coder decoder in planning problem" (Expand search), "code code in planning problem" (Expand search), "decoder codec in planning problem" (Expand search), "coder code in planning problem" (Expand search), "coder codes in planning problem" (Expand search), "coder poder in planning problem" (Expand search)
"monty python python python programming" » "monty pythons python python programming" (Expand search), "monty piton python python programming" (Expand search), "monty pitons 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 in planning problem\") OR (\"monty python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder in planning problem ) OR ( monty python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder in planning problem") OR ("monty python python python programming"))*.