Perhaps you should try some spelling variations:
"coder coder decoder teaching proposals" » "coder coder decoder teaching proposal" (Expand search), "coder coder decoder teaching process" (Expand search), "coder coder decoder teaching processes" (Expand search), "coder coder recorder teaching proposals" (Expand search), "coder coder gender teaching proposals" (Expand search), "coder coder code teaching proposals" (Expand search), "coder encoder decoder teaching proposals" (Expand search), "code code decoder teaching proposals" (Expand search), "decoder codec decoder teaching proposals" (Expand search), "codesc poder decoder teaching proposals" (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 decoder teaching proposals") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder decoder teaching proposals\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder decoder teaching proposals ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder decoder teaching proposals") OR ("api python python python programming"))*.