Perhaps you should try some spelling variations:
"advanced functionality of complex program" » "and functionality of complex program" (Expand search), "advanced functionalization of complex program" (Expand search), "advanced functionality of simplex program" (Expand search), "advanced functionality of complex programmes" (Expand search), "advanced functionality of complex prograded" (Expand search)
"using coding python python programming" » "using codigo python python programming" (Expand search), "using codigos python python programming" (Expand search), "using using python python programming" (Expand search), "using coding pythons python programming" (Expand search), "using coding piton python programming" (Expand search), "using coding pitons python programming" (Expand search), "using coping python python programming" (Expand search), "using coating python python programming" (Expand search), "using cooking 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: "((\"advanced functionality of complex program\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( advanced functionality of complex program ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("advanced functionality of complex program") OR ("using coding python python programming"))*.