Perhaps you should try some spelling variations:
"coder precoder code convex programming" » "coder precoder code cone programming" (Expand search), "coder precoder code computer programming" (Expand search), "coder decoder code convex programming" (Expand search), "coder decoder codec convex programming" (Expand search), "coder precoder some convex programming" (Expand search), "coder precoder closed convex programming" (Expand search), "coder precoder code concept programming" (Expand search)
"in pythons python python programming" » "in pitons python python programming" (Expand search), "in piton python python programming" (Expand search), "in pythons piton python programming" (Expand search), "in pythons pitons python programming" (Expand search), "in pythons pytm python programming" (Expand search), "in python python python programming" (Expand search), "on python python python programming" (Expand search), "in pybthon 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 precoder code convex programming") OR ("in pythons python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder code convex programming\") OR (\"in pythons python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder code convex programming ) OR ( in pythons python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder code convex programming") OR ("in pythons python python programming"))*.