Perhaps you should try some spelling variations:
"coder coder by conventional system" » "coder coder by conventional systems" (Expand search), "coder coder of conventional system" (Expand search), "coder coder in conventional system" (Expand search), "coder coder _ conventional system" (Expand search), "coder decoder by conventional system" (Expand search), "code code by conventional system" (Expand search), "decoder codec by conventional system" (Expand search), "coder code by conventional system" (Expand search), "coder codes by conventional system" (Expand search), "coder coded by conventional system" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons 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 coder by conventional system") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder by conventional system\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder by conventional system ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder by conventional system") OR ("api python python python programming"))*.