Perhaps you should try some spelling variations:
"coder functions validation _ program" » "coder functional validation _ program" (Expand search), "coder functions variation _ program" (Expand search), "coder function variation _ program" (Expand search), "power functions validation _ program" (Expand search), "order functions validation _ program" (Expand search), "colour functions validation _ program" (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)

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 functions validation _ program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder functions validation _ program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder functions validation _ program") OR ("api python python python programming"))*.