| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] the [noun sg] before [v-ing] | 433 |
|
| 2 | [prep] the [noun sg] [v-ing] at | 174 |
|
| 3 | [prep] [noun sg] before [v-ing] at | 7 |
|
| 4 | the [noun sg] before [v-ing] at | 7 |
|
