The trends tend to be that schools either gain or lose pupils with little interchange.
However, the trend has changed and girls more tend to be or even sometimes the only ones elected or nominated in all positions.
Once upon a time, a hot new trend tended to be overwhelming.
These trends have tended to increase the numbers of workers at each end of the wage scale.
But food trends in the United States tend to track west to east.
Recent trends have tended to produce greater social divisions between places.
These trends tend to hold true whether or not species densities remain constant.
And these trends tended to accelerate rather than slacken after 1905.
Don't year-over-year trends in their relative performance tend to persist?
Among the most basic ideas of conventional technical analysis is that a trend, once established, tends to continue.