Perhaps you should try some spelling variations:
"coder coder _ triangular patch" » "coder coder _ triangular lattice" (Expand search), "coder coder _ triangular matrix" (Expand search), "coder coder _ rectangular patch" (Expand search), "coder decoder _ triangular patch" (Expand search), "code code _ triangular patch" (Expand search), "decoder codec _ triangular patch" (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 _ triangular patch") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder _ triangular patch\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder _ triangular patch ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder _ triangular patch") OR ("api python python python programming"))*.