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