Perhaps you should try some spelling variations:
"advanced error propagation python programming" » "advanced error propagation method programming" (Expand search), "advanced error propagation path programming" (Expand search), "advanced error programmation python programming" (Expand search), "advanced crack propagation python programming" (Expand search), "advanced anterior propagation python programming" (Expand search), "advanced carrier propagation python programming" (Expand search)
"advanced python python coding program" » "advanced method python coding program" (Expand search), "advanced path python coding program" (Expand search), "advanced symphony python coding program" (Expand search), "advanced python python cloning program" (Expand search), "advanced python python loading program" (Expand search), "advanced python python cooling programs" (Expand search), "advanced pythons python coding program" (Expand search), "advanced piton python coding program" (Expand search), "advanced pitons python coding program" (Expand search), "advanced python action coding program" (Expand search), "advanced python python code program" (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: (("advanced python python coding program") OR ("advanced error propagation python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced python python coding program\") OR (\"advanced error propagation python programming\"))".
• Removing quotes may allow a broader search: (( advanced python python coding program ) OR ( advanced error propagation python programming )).
• Adding a wildcard symbol may retrieve word variants: (("advanced python python coding program") OR ("advanced error propagation python programming"))*.