| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] [prep] | 6838 |
|
| 2 | [pers pn] [v-ing] [prep] | 5832 |
|
| 3 | [pers pn] been [v-ing] | 536 |
|
| 4 | [pers pn] been [prep] | 309 |
|
