'Lubricant' Ive read in the book named 'How ' by Kato Lomb about wods, phrases, which called 'lubritant'. For example: the situation is such that ... I would like to emphasize that ... should pay special attention to the fact that ... on this occasion it occurred to me that ... Can I also ask ... but at the same time ... Of course, I know that ... it is also true that ... These constructions are very useful in conversations. Where can I find something like that? I mean a list or something similar