Perhaps you should try some spelling variations:
"codigo javascript python control problems" » "codigo script python control problems" (Expand search), "codigo javascript python control program" (Expand search), "codigo javascript action control problems" (Expand search), "codigo javascript cotton control problems" (Expand search)
"using codigo python python programming" » "using codigo pythons python programming" (Expand search), "using codigo piton python programming" (Expand search), "using codigo pitons python programming" (Expand search), "using indigo python python programming" (Expand search), "using coding python python programming" (Expand search), "using codium 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: "((\"codigo javascript python control problems\") OR (\"using codigo python python programming\"))~".
• Removing quotes may allow a broader search: (( codigo javascript python control problems ) OR ( using codigo python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("codigo javascript python control problems") OR ("using codigo python python programming"))*.