No | Pattern | Freq | Relations |
---|---|---|---|
1 | [noun] [vb pp] [prep] a long [noun] | 48 | |
2 | [noun] [vb pp] [prep] a [adj] period | 32 | |
3 | [noun] [verb] [prep] a long period | 9 | |
4 | [noun] [vb pp] [prep] [art] long period | 6 | |
5 | [noun] [vb pp] [prep] [art] long period | 6 | |
6 | [noun] [vb pp] [prep] a long period | 5 | |
7 | [noun] [vb pp] [prep] a long period | 5 |