| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] be [v-ing] [prep] | 4816 |
|
| 2 | 's be [v-ing] [prep] | 332 |
|
| 3 | [noun prp] 's be [v-ing] | 115 |
|
| 4 | [noun prp] 's be [prep] | 46 |
|
