Perhaps you should try some spelling variations:
"coder computing using sample problem" » "modern computing using sample problem" (Expand search), "model computing using sample problem" (Expand search), "power computing using sample problem" (Expand search), "coder computing ufcg sample problem" (Expand search), "coder computing using complex problem" (Expand search), "coder computing using same problems" (Expand search), "coder computing using samples problem" (Expand search), "coder computing using simple problem" (Expand search), "coder computing using simplex problem" (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 computing using sample problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder computing using sample problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder computing using sample problem") OR ("api python python python programming"))*.