Perhaps you should try some spelling variations:
"teaching proposition using java programing" » "teaching profession using java programing" (Expand search), "teaching production using java programing" (Expand search), "teaching preparation using java programing" (Expand search), "teaching proposition in java programing" (Expand search), "teaching composition using java programing" (Expand search), "teaching propagation using java programing" (Expand search), "teaching proposition using java programming" (Expand search), "teaching proposition using java programs" (Expand search), "teaching proposition using 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.

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