| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [pron] [be] [v-ing] [prep] | 151 |
|
| 2 | [pron] shall [be] [v-ing] [prep] | 150 |
|
| 3 | which [pron] shall [be] [v-ing] | 20 |
|
