Perhaps you should try some spelling variations:
"coder coder optical proportion problem" » "coder coder optical preparation problem" (Expand search), "coder coder optical properties problem" (Expand search), "coder coder optical projection problem" (Expand search), "coder coder optical proportional problems" (Expand search), "coder coder optical production problem" (Expand search), "coder code optical proportion problem" (Expand search), "coder order optical proportion problem" (Expand search), "coder mode optical proportion problem" (Expand search), "coder decoder optical proportion problem" (Expand search), "code code optical proportion problem" (Expand search), "decoder codec optical proportion 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), "manim 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 optical proportion problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder optical proportion problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder optical proportion problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder optical proportion problem") OR ("api python python python programming"))*.