| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] this [det] [noun] | 355 |
|
| 2 | [prep] this [det] [noun sg] | 328 |
|
| 3 | [prep] this [adj] period | 155 |
|
| 4 | [prep] [det] [det] period | 31 |
|
| 5 | [prep] [adj] [det] period | 31 |
|
| 6 | [prep] this [det] period | 17 |
|
| 7 | [prep] this [det] period | 17 |
|
