Perhaps you should try some spelling variations:
"testing functions shell scripting program" » "testing functional shell scripting program" (Expand search), "iterating functions shell scripting program" (Expand search), "teaching functions shell scripting program" (Expand search), "testing functions shell screening program" (Expand search), "testing functions shell writing program" (Expand search), "testing functions shell screening programs" (Expand search), "testing functions self scripting program" (Expand search), "testing functions pell scripting program" (Expand search), "testing functions child scripting program" (Expand search), "testing functions shell script program" (Expand search), "testing functions shell scripts program" (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: "((\"testing functions shell scripting program\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( testing functions shell scripting program ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("testing functions shell scripting program") OR ("using coding python python programming"))*.