| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [prep] [num] [noun pl] | 446 |
|
| 2 | be [prep] [num] [noun pl] ' | 71 |
|
| 3 | be [v-ing] [prep] [noun pl] ' | 15 |
|
| 4 | [v-ing] [prep] [num] [noun pl] ' | 14 |
|
