When comparing labour productivity performance between economic cycles, it is therefore important to measure labour productivity over common phases of the cycle. (rba.gov.au)
Common phrases flashcards — common phases in Russian with pronunciation aids 5. (tes.com)
It is well known to scientists that the three common phases of water — ice, liquid and vapor — can exist stably together only at a particular temperature and pressure, called the triple point. (sciencedaily.com)