No | Pattern | Freq | Relations |
---|---|---|---|
1 | [verb] by a [adj] period [prep] | 11 | |
2 | [verb] by a [adj] period [prep] | 11 | |
3 | [vb pp] by a [adj] period [prep] | 10 | |
4 | [verb] by a [adj] period [prep] | 10 | |
5 | [verb] by a [adj] period of | 6 | |
6 | [verb] by a [adj] period of | 6 |