| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | for a [adj] [noun] [prep] | 7341 |
|
| 2 | for a [adj] [noun sg] [prep] | 6911 |
|
| 3 | [prep] a [adj] period [prep] | 871 |
|
| 4 | for [art] [adj] period [prep] | 376 |
|
| 5 | for a [adj] period [prep] | 320 |
|
