No | Pattern | Freq | Relations |
---|---|---|---|
1 | [adv] for a [adj] period of | 23 | |
2 | [adv] for a [adj] period of | 21 | |
3 | [adv] for a [adj] period of | 20 | |
4 | [adv] for a continuous period of | 5 | |
5 | apart for a [adj] period of | 5 | |
6 | [adv] for a continuous period of | 5 | |
7 | apart for a [adj] period of | 5 |