Perhaps you should try some spelling variations:
"coder coder does propagation of" » "coder coder waves propagation of" (Expand search), "coder coder its propagation of" (Expand search), "coder coder data propagation of" (Expand search), "coder decoder does propagation of" (Expand search), "code code does propagation of" (Expand search), "decoder codec does propagation of" (Expand search), "coder code does propagation of" (Expand search), "coder der does propagation of" (Expand search), "coder over does propagation of" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder does propagation of\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder does propagation of ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder does propagation of") OR ("api python python python programming"))*.