Perhaps you should try some spelling variations:
"coder coder control model software" » "coder coder control del software" (Expand search), "coder poder control model software" (Expand search), "coder encoder control model software" (Expand search), "coder poder controle model software" (Expand search), "coder decoder control model software" (Expand search), "code code control model software" (Expand search), "decoder codec control model software" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ 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 control model software") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder control model software\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder control model software ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder control model software") OR ("_ python python python programming"))*.