Perhaps you should try some spelling variations:
"coder using fiber precoder program" » "coder using fiber proder program" (Expand search), "coder using fiber recovery program" (Expand search), "coder using fiber precoce programa" (Expand search), "coders using fiber precoder program" (Expand search), "cover using fiber precoder program" (Expand search), "code using fiber precoder 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder using fiber precoder program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder using fiber precoder program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder using fiber precoder program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder using fiber precoder program") OR ("api python python python programming"))*.