Perhaps you should try some spelling variations:
"coder precoder linear matlab programming" » "coder precoder linear math programming" (Expand search), "coder precoder linear matlab programa" (Expand search), "coder decoder linear matlab programming" (Expand search), "coder precoder linear matrix programming" (Expand search), "coder precoder linear matriz programming" (Expand search), "coder precoder linear metas 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 precoder linear matlab programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder linear matlab programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder linear matlab programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder linear matlab programming") OR ("api python python python programming"))*.