Perhaps you should try some spelling variations:
"coder coder square sample problem" » "coder coder square complex problem" (Expand search), "coder coder square example problem" (Expand search), "coder coder care sample problem" (Expand search), "coder cicero square sample problem" (Expand search), "coder four square sample problem" (Expand search), "coder ceu square sample problem" (Expand search), "coder decoder square sample problem" (Expand search), "code code square sample problem" (Expand search), "decoder codec square 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)

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 square sample problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder square sample problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder square sample problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder square sample problem") OR ("api python python python programming"))*.