Perhaps you should try some spelling variations:
"teaching operators in java programing" » "teaching operations in java programing" (Expand search), "machine operators in java programing" (Expand search), "attaining operators in java programing" (Expand search), "teaching operators in java programming" (Expand search), "teaching operators in java programs" (Expand search), "teaching operators in meta programming" (Expand search), "teaching operators in japan programing" (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("teaching operators in java programing") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"teaching operators in java programing\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( teaching operators in java programing ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("teaching operators in java programing") OR ("using coding python python programming"))*.