Perhaps you should try some spelling variations:
"coder coder on linear programing" » "coder coder on linear programming" (Expand search), "coder coder on linear programmin" (Expand search), "coder coder on linear program" (Expand search), "coder decoder on linear programing" (Expand search), "code code on linear programing" (Expand search), "decoder codec on linear programing" (Expand search), "coder coder non linear programing" (Expand search), "coder coder in linear programing" (Expand search), "coder coder on line programing" (Expand search), "coder code on linear programing" (Expand search), "coder codes on linear programing" (Expand search), "coder powder on linear programing" (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), "rpa 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 coder on linear programing") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder on linear programing\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder on linear programing ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder on linear programing") OR ("api python python python programming"))*.