No | Pattern | Freq | Relations |
---|---|---|---|
1 | [prep] a [adj] period [prep] | 773 | |
2 | [prep] a considerable [noun] [prep] | 279 | |
3 | [prep] a considerable [noun sg] [prep] | 279 | |
4 | [prep] [art] considerable period [prep] | 20 | |
5 | [prep] a considerable period [prep] | 20 | |
6 | [prep] [art] considerable period [prep] | 20 | |
7 | [prep] a considerable period [prep] | 20 | |
8 | [prep] a considerable period [prep] | 20 |