Perhaps you should try some spelling variations:
"coder precoder practical teaching program" » "coder poder practicas teaching program" (Expand search), "coder precoder practice teaching program" (Expand search), "coder precoder practical teaching proposal" (Expand search), "coder precoder practical teaching process" (Expand search), "coder decoder practical teaching program" (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 practical teaching program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder practical teaching program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder practical teaching program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder practical teaching program") OR ("api python python python programming"))*.