Perhaps you should try some spelling variations:
"by computational java computer program" » "by computacional java computer program" (Expand search), "by computational data computer program" (Expand search), "by computational and computer program" (Expand search), "_ computational java computer program" (Expand search), "and computational java computer program" (Expand search)
"using coding _ python programming" » "using coping _ python programming" (Expand search), "using coating _ python programming" (Expand search), "using cooking _ 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: "((\"by computational java computer program\") OR (\"using coding _ python programming\"))~".
• Removing quotes may allow a broader search: (( by computational java computer program ) OR ( using coding _ python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("by computational java computer program") OR ("using coding _ python programming"))*.