Perhaps you should try some spelling variations:
"coder coder patterned sample problem" » "coder coder patient sample problem" (Expand search), "coder coder patterned paper problem" (Expand search), "coder coder paired sample problem" (Expand search), "coder cover patterns sample problem" (Expand search), "coder cover pattern sample problem" (Expand search), "coder inner patterned sample problem" (Expand search), "coder coder patterned complex problem" (Expand search), "coder coder patterned same problems" (Expand search), "coder decoder patterned sample problem" (Expand search), "code code patterned sample problem" (Expand search), "decoder codec patterned sample problem" (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 coder patterned sample problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder patterned sample problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder patterned sample problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder patterned sample problem") OR ("api python python python programming"))*.