Perhaps you should try some spelling variations:
"coder coder qsar and programming" » "coder coder qsar _ programming" (Expand search), "coder coder qsar goal programming" (Expand search), "coder decoder qsar and programming" (Expand search), "code code qsar and programming" (Expand search), "decoder codec qsar and programming" (Expand search), "coder coder qsar 3d programming" (Expand search), "coder coder qsar 2d programming" (Expand search), "coder coder ear and programming" (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 qsar and programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder qsar and programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder qsar and programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder qsar and programming") OR ("api python python python programming"))*.