Perhaps you should try some spelling variations:
"coder precoder lecture visual programming" » "coder precoder lecture fetal programming" (Expand search), "coder decoder lecture visual programming" (Expand search), "coder precoder gesture visual programming" (Expand search), "coder precoder culture visual programming" (Expand search), "coder precoder nature visual 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 lecture visual programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder lecture visual programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder lecture visual programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder lecture visual programming") OR ("api python python python programming"))*.