| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [am/are] [prep] | 644 |
|
| 2 | who [am/are] [prep] | 644 |
|
| 3 | [pron] [am/are] under | 239 |
|
| 4 | who [be] under | 49 |
|
| 5 | who [am/are] under | 13 |
|
