Perhaps you should try some spelling variations:
"coder precoder engineers c programming" » "coder decoder engineers c programming" (Expand search), "coder precoder engineers _ programming" (Expand search), "coder precoder engineers cone programming" (Expand search), "coder precoder engineers and programming" (Expand search), "coder precoder engineers can programming" (Expand search), "coder precoder engineers in programming" (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)

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 engineers c programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder engineers c programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder engineers c programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder engineers c programming") OR ("api python python python programming"))*.