| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who have [been] [adv] [prep] | 48 |
|
| 2 | [indef pn] who have [been] [prep] | 47 |
|
| 3 | [indef pn] who have [been] [adv] | 32 |
|
| 4 | [indef pn] have [been] [adv] [prep] | 10 |
|
