| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] [prep] [v-ing] | 13987 |
|
| 2 | [prep] [noun] [prep] [v-ing] | 13985 |
|
| 3 | [prep] [noun] since [verb] | 48 |
|
| 4 | [prep] [noun] since [v-ing] | 48 |
|
