Perhaps you should try some spelling variations:
"coder coding sequence annotation problem" » "coder coding sequence allocation problem" (Expand search), "coder coding sequence alocation problem" (Expand search), "coder coding sequence rotation problem" (Expand search), "coder coding sequences annotation problem" (Expand search), "coder mixing sequence annotation problem" (Expand search), "coder using sequence annotation problem" (Expand search), "modern coding sequence annotation problem" (Expand search), "color coding sequence annotation problem" (Expand search), "odor coding sequence annotation 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 sequence annotation problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coding sequence annotation problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coding sequence annotation problem") OR ("api python python python programming"))*.