Perhaps you should try some spelling variations:
"in pigeons python python programming" » "in pitons python python programming" (Expand search), "in piton python python programming" (Expand search), "in pythons python python programming" (Expand search), "in pigeons pythons python programming" (Expand search), "in pigeons piton python programming" (Expand search), "in pigeons pitons python programming" (Expand search)
"coder coder of computer program" » "coder decoder of computer program" (Expand search), "code code of computer program" (Expand search), "decoder codec of computer program" (Expand search), "coder code of computer program" (Expand search), "coder codes of computer program" (Expand search), "coder codex of computer program" (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: "((\"coder coder of computer program\") OR (\"in pigeons python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder of computer program ) OR ( in pigeons python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder of computer program") OR ("in pigeons python python programming"))*.