Perhaps you should try some spelling variations:
"coder coder linux convex programming" » "coder coder linux cone programming" (Expand search), "coder coder linux computer programming" (Expand search), "coder coder linear convex programming" (Expand search), "coder coder in convex programming" (Expand search), "coder decoder linux convex programming" (Expand search), "code code linux convex programming" (Expand search), "decoder codec linux convex programming" (Expand search), "coder poder lingua convex 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 linux convex programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder linux convex programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder linux convex programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder linux convex programming") OR ("api python python python programming"))*.