Perhaps you should try some spelling variations:
"coder precoder testing by programming" » "coder precoder design by programming" (Expand search), "coder peer testing by programming" (Expand search), "coder primer testing by programming" (Expand search), "coder decoder testing by programming" (Expand search), "coder precoder testing by reprogramming" (Expand search), "coder precoder testing _ programming" (Expand search), "coder precoder testing c programming" (Expand search), "coder precoder testing an programming" (Expand search), "coder precoder testing at 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 testing by programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder testing by programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder testing by programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder testing by programming") OR ("api python python python programming"))*.