Perhaps you should try some spelling variations:
"coder coder cnc machining processes" » "coder coder cnc machining process" (Expand search), "coder coder cnc making processes" (Expand search), "coder coder cnc training processes" (Expand search), "coder decoder cnc machining processes" (Expand search), "code code cnc machining processes" (Expand search), "decoder codec cnc machining processes" (Expand search), "coder coder cnpc machining processes" (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 cnc machining processes") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder cnc machining processes\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder cnc machining processes ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder cnc machining processes") OR ("_ python python python programming"))*.