Perhaps you should try some spelling variations:
"coder coder propagation semi programming" » "coder mode propagation semi programming" (Expand search), "coder model propagation semi programming" (Expand search), "coder modes propagation semi programming" (Expand search), "coder coder propagation stem programming" (Expand search), "coder coder propagation seed programming" (Expand search), "coder coder propagation serial programming" (Expand search), "coder coder propagation cell programming" (Expand search), "coder coder propagation end programming" (Expand search), "coder coder propagation gpi programming" (Expand search), "coder decoder propagation semi programming" (Expand search), "code code propagation semi programming" (Expand search), "decoder codec propagation semi 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 coder propagation semi programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder propagation semi programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder propagation semi programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder propagation semi programming") OR ("api python python python programming"))*.