Perhaps you should try some spelling variations:
"coder precoder be perl programming" » "coder precoder be cell programming" (Expand search), "coder precoder be period programming" (Expand search), "coder precoder be fetal programming" (Expand search), "coder decoder be perl programming" (Expand search), "coder precoder _ perl programming" (Expand search), "coder precoder hp perl programming" (Expand search), "coder precoder be perda 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 be perl programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder be perl programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder be perl programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder be perl programming") OR ("api python python python programming"))*.