| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] who have been [verb] [prep] | 21 |
|
| 2 | [noun sg] who have [been] [vb pp] [prep] | 16 |
|
| 3 | [noun sg] who have [been] [v-ing] [prep] | 5 |
|
