Perhaps you should try some spelling variations:
"coder coder computer efforts problem" » "coder coder computer fonts problem" (Expand search), "coder coder computer offers problem" (Expand search), "coder coder computer networks problem" (Expand search), "coder model computer efforts problem" (Expand search), "coder node computer efforts problem" (Expand search), "coder color computer efforts problem" (Expand search), "coder decoder computer efforts problem" (Expand search), "code code computer efforts problem" (Expand search), "decoder codec computer efforts problem" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ 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 computer efforts problem") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder computer efforts problem\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder computer efforts problem ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder computer efforts problem") OR ("_ python python python programming"))*.