Perhaps you should try some spelling variations:
"coder coder solving physics problems" » "coder coder building physics problems" (Expand search), "coder coder crossing physics problems" (Expand search), "coder case solving physics problems" (Expand search), "coder roses solving physics problems" (Expand search), "coder decoder solving physics problems" (Expand search), "code code solving physics problems" (Expand search), "decoder codec solving physics problems" (Expand search)
"on python python python programming" » "on pythons python python programming" (Expand search), "on piton python python programming" (Expand search), "on pitons python python programming" (Expand search), "in python pythin python programming" (Expand search), "of python pythof python programming" (Expand search), "_ python pyth_ 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 solving physics problems") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder solving physics problems\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder solving physics problems ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder solving physics problems") OR ("on python python python programming"))*.