Perhaps you should try some spelling variations:
"coder precoder java parallel programming" » "coder decoder java parallel programming" (Expand search), "coder precoder data parallel programming" (Expand search), "coder precoder pampa parallel programming" (Expand search), "coder precoder and parallel programming" (Expand search)
"rpa python python python programming" » "rpa pythons python python programming" (Expand search), "rpa piton python python programming" (Expand search), "rpa pitons python python programming" (Expand search), "via python python python programming" (Expand search), "api python 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 precoder java parallel programming") OR ("rpa python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder java parallel programming\") OR (\"rpa python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder java parallel programming ) OR ( rpa python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder java parallel programming") OR ("rpa python python python programming"))*.