Perhaps you should try some spelling variations:
"coder coder modeling multiple objective" » "coder coder modeling multi objective" (Expand search), "coder coder considering multiple objective" (Expand search), "coder cover modeling multiple objective" (Expand search), "coder cover modelling multiple objective" (Expand search), "coder order modeling multiple objective" (Expand search), "coder decoder modeling multiple objective" (Expand search), "code code modeling multiple objective" (Expand search), "decoder codec modeling multiple objective" (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 modeling multiple objective") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder modeling multiple objective\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder modeling multiple objective ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder modeling multiple objective") OR ("on python python python programming"))*.