Perhaps you should try some spelling variations:
"coder coder initio linear programming" » "coder coder finito linear programming" (Expand search), "coder coder aditivo linear programming" (Expand search), "coder coder initially linear programming" (Expand search), "coder decoder initio linear programming" (Expand search), "code code initio linear programming" (Expand search), "decoder codec initio linear programming" (Expand search)
"on python python python programming" » "on pythons python python programming" (Expand search), "on piton python python programming" (Expand search), "on pitons python python programming" (Expand search), "in python pythin python programming" (Expand search), "of python pythof python programming" (Expand search), "_ python pyth_ 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 initio linear programming") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder initio linear programming\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder initio linear programming ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder initio linear programming") OR ("on python python python programming"))*.