Perhaps you should try some spelling variations:
"coder coding subframe allocation problem" » "coder coding storage allocation problem" (Expand search), "coder coding subframe location problem" (Expand search), "coder coding frame allocation problem" (Expand search), "modern coding subframe allocation problem" (Expand search), "color coding subframe allocation problem" (Expand search), "odor coding subframe allocation 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 coding subframe allocation problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coding subframe allocation problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coding subframe allocation problem") OR ("api python python python programming"))*.