| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [be] [v-ing] [pron] [prep] | 123 |
|
| 2 | [prep] [be] [v-ing] [pron] [prep] | 123 |
|
| 3 | [prep] [be] [verb] [pron] for | 17 |
|
| 4 | [prep] [be] [v-ing] [pron] for | 16 |
|
