| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [v-ing] thousands of [noun pl] [prep] | 13 |
|
| 2 | of [v-ing] thousands of [noun pl] [prep] | 8 |
|
| 3 | of [v-ing] thousands of [noun pl] [prep] | 8 |
|
