Perhaps you should try some spelling variations:
"functional complementation on java programing" » "functional representation on java programing" (Expand search), "functional communication on java programing" (Expand search), "functional complementation of java programing" (Expand search), "functional complementation in java programing" (Expand search), "functional complementation or java programing" (Expand search), "functional complementation on java programming" (Expand search), "functional complementation on java programs" (Expand search), "functional complementation on meta programming" (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: "((\"functional complementation on java programing\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( functional complementation on java programing ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("functional complementation on java programing") OR ("using coding python python programming"))*.