| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [prep] | 79530 |
|
| 2 | [v-ing] [pers pn] [prep] | 16236 |
|
| 3 | [be] [v-ing] [pers pn] | 14943 |
|
| 4 | [be] [pers pn] [prep] | 3193 |
|
