Example sentences of "it is usually [vb pp] by a " in BNC.
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1 | It is usually followed by a substantial improvement in the patient 's condition . |
2 | This is a slow launch which picks up speed and fades several times , and it is usually caused by a shortage of fuel or mechanical trouble on the winch or car . |
3 | It is usually accompanied by a firm clipping of the heels together and is noticeable in all mazurkas and polonaises , particularly in the steps that Saint-Léon called the promenade , cabriole and pas sissonne ( see page 121 ) . |
4 | It is usually accompanied by a clarity of distant visibility which is almost eerie at times . |
5 | After the air has been filtered , it is usually freshened by a built-in ioniser . |