| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [am/are] [verb] | 2855 |
|
| 2 | who [am/are] [prep] | 644 |
|
| 3 | [am/are] [prep] [verb] | 524 |
|
| 4 | who [prep] [verb] | 36 |
|
