Perhaps you should try some spelling variations:
"coder decoder oracle database program" » "coder decoder oracle database proposal" (Expand search), "coder decoder oracle database from" (Expand search), "coder decoder oracle database project" (Expand search), "encoder decoder oracle database program" (Expand search)
"via python python python programming" » "via pythons python python programming" (Expand search), "via piton python python programming" (Expand search), "via pitons python python programming" (Expand search), "in python 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: (("coder decoder oracle database program") OR ("via python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder oracle database program\") OR (\"via python python python programming\"))".
• Removing quotes may allow a broader search: (( coder decoder oracle database program ) OR ( via python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder decoder oracle database program") OR ("via python python python programming"))*.