Perhaps you should try some spelling variations:
"coder coding _ profibus master" » "coder coding _ profibus based" (Expand search), "coder coding _ profiap master" (Expand search), "coder coding _ profinet master" (Expand search), "modern coding _ profibus master" (Expand search), "color coding _ profibus master" (Expand search), "odor coding _ profibus master" (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), "rpa python python python programming" (Expand search), "manim python python python programming" (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 coding _ profibus master\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coding _ profibus master ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coding _ profibus master") OR ("api python python python programming"))*.