Perhaps you should try some spelling variations:
"coder coder preaching semidefinite programming" » "coder code reaching semidefinite programming" (Expand search), "coder power preaching semidefinite programming" (Expand search), "coder cicero preaching semidefinite programming" (Expand search), "coder decoder preaching semidefinite programming" (Expand search), "code code preaching semidefinite programming" (Expand search), "decoder codec preaching semidefinite programming" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons 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 coder preaching semidefinite programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder preaching semidefinite programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder preaching semidefinite programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder preaching semidefinite programming") OR ("api python python python programming"))*.