Perhaps you should try some spelling variations:
london mathematical » common mathematical, motion mathematical, action mathematical
society lecture » society lecturer, society culture, society nature
notes searle's » notes sales
notes sources » states sources, les sources, des sources
lecture note » lecture notes, lectures notes, lecture novel

Try widening your search to All Fields.

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• If you are trying to use Boolean operators, they must be ALL CAPS: (("((london mathematical) or (non mathematical)) society lecture note series") OR ("((london mathematical) or (non mathematical)) society lecture ((notes sources) or (notes searle's))")).
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• Adding a wildcard symbol may retrieve word variants: (("((london mathematical) or (non mathematical)) society lecture note series") or ("((london mathematical) or (non mathematical)) society lecture ((notes sources) or (notes searle's))"))*.