Perhaps you should try some spelling variations:
"coder collocation method sample problem" » "coder collection method sample problem" (Expand search), "coder collection methods sample problem" (Expand search), "coder application method sample problem" (Expand search), "power allocation method sample problem" (Expand search), "des collocations method sample problem" (Expand search), "and collocation method sample problem" (Expand search), "coder collocation method complex problem" (Expand search), "coder collocation method same problems" (Expand search), "coder collocation method some 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 collocation method sample problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder collocation method sample problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder collocation method sample problem") OR ("api python python python programming"))*.