Perhaps you should try some spelling variations:
"coder coding with rectangular pulse" » "coder coding with rectangular pulses" (Expand search), "coder coding with rectangular plate" (Expand search), "coder coding with rectangular pdms" (Expand search), "coder coding in rectangular pulse" (Expand search), "coder coding of rectangular pulse" (Expand search), "coder coding with regular pulse" (Expand search), "modern coding with rectangular pulse" (Expand search), "color coding with rectangular pulse" (Expand search), "odor coding with rectangular pulse" (Expand search), "coder loading with rectangular pulse" (Expand search), "coder feeding with rectangular pulse" (Expand search), "coder reading with rectangular pulse" (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 coding with rectangular pulse") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding with rectangular pulse\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding with rectangular pulse ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding with rectangular pulse") OR ("api python python python programming"))*.