Perhaps you should try some spelling variations:
"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)
"coder codec based video coding" » "decoder codec based video coding" (Expand search), "code code based video coding" (Expand search), "decoder codecs based video coding" (Expand search), "coder code based video coding" (Expand search), "coder coding based video coding" (Expand search), "coder codec based view coding" (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 codec based video coding\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder codec based video coding ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder codec based video coding") OR ("api python python python programming"))*.