| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] a [noun sg] [v-ing] [prep] | 89 |
|
| 2 | [vb -s] a [noun] [v-ing] [prep] | 89 |
|
| 3 | [vb -s] [art] period [v-ing] [prep] | 7 |
|
| 4 | [vb -s] [art] period [v-ing] [prep] | 7 |
|
| 5 | [verb] a period [v-ing] [prep] | 6 |
|
| 6 | [vb -s] a period [v-ing] [prep] | 5 |
|
| 7 | [vb -s] a period [v-ing] [prep] | 5 |
|
| 8 | [vb -s] a period [verb] [prep] | 5 |
|
| 9 | [vb -s] a period [v-ing] [prep] | 5 |
|
