Perhaps you should try some spelling variations:
"code coder code linear problem" » "code coder code linear problems" (Expand search), "code coder code linear problemas" (Expand search), "code coder code nonlinear problem" (Expand search), "code coder encode linear problem" (Expand search), "code coder model linear problem" (Expand search), "code coder cobre linear problem" (Expand search), "code code code linear problem" (Expand search), "code under code linear problem" (Expand search), "gcode code code linear problem" (Expand search), "code modern code linear problem" (Expand search), "code color code linear 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: "((\"code coder code linear problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( code coder code linear problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("code coder code linear problem") OR ("api python python python programming"))*.