Perhaps you should try some spelling variations:
"advanced optimization _ robots programming" » "variance optimization _ robots programming" (Expand search), "and optimization _ robots programming" (Expand search), "advanced oxidation _ robots programming" (Expand search)
"advanced python python computer programming" » "advanced python python computer program" (Expand search), "advanced python python computer programs" (Expand search), "advanced method python computer programming" (Expand search), "advanced path python computer programming" (Expand search), "advanced symphony python computer programming" (Expand search), "advanced pythons python computer programming" (Expand search), "advanced piton python computer programming" (Expand search), "advanced pitons python computer 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: (("advanced optimization _ robots programming") OR ("advanced python python computer programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced optimization _ robots programming\") OR (\"advanced python python computer programming\"))".
• Removing quotes may allow a broader search: (( advanced optimization _ robots programming ) OR ( advanced python python computer programming )).
• Adding a wildcard symbol may retrieve word variants: (("advanced optimization _ robots programming") OR ("advanced python python computer programming"))*.