Perhaps you should try some spelling variations:
"coder coding based semidefinite programming" » "coder coding and semidefinite programming" (Expand search), "coder coding set semidefinite programming" (Expand search), "coder coding the semidefinite programming" (Expand search), "modern coding based semidefinite programming" (Expand search), "color coding based semidefinite programming" (Expand search), "odor coding based semidefinite programming" (Expand search), "coder coating based semidefinite programming" (Expand search), "coder modeling based semidefinite programming" (Expand search), "coder reading based semidefinite programming" (Expand search)
"via python python python programming" » "via pythons python python programming" (Expand search), "via piton python python programming" (Expand search), "via pitons python python programming" (Expand search), "in python 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 coding based semidefinite programming") OR ("via python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding based semidefinite programming\") OR (\"via python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding based semidefinite programming ) OR ( via python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding based semidefinite programming") OR ("via python python python programming"))*.