Perhaps you should try some spelling variations:
"coder structure _ precoder program" » "coder structure _ proder program" (Expand search), "coder structure _ recovery program" (Expand search), "coder structure _ precoce programa" (Expand search), "cover structure _ precoder program" (Expand search), "cover structures _ precoder program" (Expand search), "power structure _ precoder 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), "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 structure _ precoder program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder structure _ precoder program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder structure _ precoder program") OR ("api python python python programming"))*.